Côn trùng & dịch bệnh, từng tháng một trên khắp thế giới
Muỗi mắt, muỗi và các loài chích đốt vào lúc dữ nhất, cùng những tháng sốt rét hay sốt xuất huyết; nhớ màn, thuốc chống côn trùng và đúng loại thuốc uống.
Đây là trang cảnh báo, không phải trang gợi ý. Côn trùng & dịch bệnh bao trùm 55 điểm đến trên SeasonMap; những tháng bên dưới là các tháng nằm trong khoảng có rủi ro — phần lớn các tuần trong đó vẫn trôi qua yên ả, và điểm bên cạnh mỗi nơi vẫn là điểm khí hậu thông thường, đã tính cả rủi ro.
Diễn ra khi nào
Côn trùng & dịch bệnh trong tháng 1
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.85
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.83
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.74
- Te Anau 🇳🇿 New ZealandSandflies at their worst · 1 Th10 – 30 Th4 (thường lệ)Fiordland's sandflies are the reason people remember the walk in as well as the view.72
- Franz Josef 🇳🇿 New ZealandSandflies at their worst · 1 Th11 – 31 Th3 (thường lệ)Sandflies are here all year and unbearable in the warm months, worst on still overcast days by the river and at the glacier car park.69
- Gold Coast 🇦🇺 ÚcBluebottle season · 1 Th11 – 31 Th3 (thường lệ)Summer northeasterlies push rafts of bluebottles onto the open beaches and the lifesavers close them for the afternoon; a bad weekend runs to hundreds of stings on this coast alone.68
- Lilongwe 🇲🇼 MalawiMalaria season · 1 Th11 – 30 Th4 (thường lệ)Malawi's malaria risk runs countrywide all year, but transmission climbs hardest through the wet season from November to April.65
- Vườn quốc gia Kruger 🇿🇦 Cộng hòa Nam PhiMalaria season · 1 Th11 – 31 Th5 (thường lệ)Kruger is a low-risk area but not a no-risk one, and the risk sits in the wet months, running towards its peak late in them.61
- Hlane Royal National Park 🇸🇿 EswatiniLowveld malaria season · 1 Th11 – 31 Th5 (thường lệ)Hlane lies in the malaria zone of eastern Eswatini, and the risk is highest in the hot wet summer months.61
- Bora Bora 🇵🇫 Polynésie thuộc PhápNono and mosquito season · 15 Th11 – 15 Th4 (thường lệ)The biting nono sandflies on the motu beaches and the mosquitoes inland are at their worst through the wet months.58
- Thác Victoria 🇿🇼 ZimbabweMalaria season · 1 Th11 – 31 Th5 (thường lệ)Risk in the Zambezi valley runs with the rains and the mosquitoes that follow them.54
- Maun 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Ngamiland district, which covers Maun and the Okavango, carries malaria risk from November through June as the rains create breeding water.54
- Airlie Beach 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the coastal water from November to May.54
- Kasane 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Chobe district, including Chobe National Park, is a listed malaria risk area, with the rains from November through the following June raising transmission.52
- Espiritu Santo 🇻🇺 VanuatuMosquito season · 1 Th12 – 30 Th4 (thường lệ)Malaria is endemic on Santo in a way it is not in Port Vila, and the plantation and bush country is where it lives.49
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.48
- Broome 🇦🇺 ÚcIrukandji and box jellyfish · 1 Th11 – 30 Th4Through the wet the shire advises a stinger suit or no swim at all, and lifeguards drag Cable Beach twice a day.47
- Mfuwe 🇿🇲 ZambiaMalaria season · 1 Th11 – 30 Th4 (thường lệ)The Luangwa Valley is one of Zambia's highest-risk malaria areas, with transmission perennial but peaking during the rainy season from November to April.47
- Cairns 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in coastal water from November to May.43
- Port Douglas 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the water from November to May.41
- Darwin 🇦🇺 ÚcBox jellyfish season · 1 Th10 – 31 Th5From October to May the beaches and tidal creeks carry box jellyfish and the official line is simply to stay out of the sea.40
- Rurrenabaque 🇧🇴 BoliviaSandflies and mosquitoes · 1 Th11 – 30 Th4 (thường lệ)The wet months are when the sandflies on the pampas are at their worst: long sleeves, trousers and repellent from dusk.34
Côn trùng & dịch bệnh trong tháng 2
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.85
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.82
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.80
- Franz Josef 🇳🇿 New ZealandSandflies at their worst · 1 Th11 – 31 Th3 (thường lệ)Sandflies are here all year and unbearable in the warm months, worst on still overcast days by the river and at the glacier car park.71
- Lilongwe 🇲🇼 MalawiMalaria season · 1 Th11 – 30 Th4 (thường lệ)Malawi's malaria risk runs countrywide all year, but transmission climbs hardest through the wet season from November to April.70
- Te Anau 🇳🇿 New ZealandSandflies at their worst · 1 Th10 – 30 Th4 (thường lệ)Fiordland's sandflies are the reason people remember the walk in as well as the view.70
- Gold Coast 🇦🇺 ÚcBluebottle season · 1 Th11 – 31 Th3 (thường lệ)Summer northeasterlies push rafts of bluebottles onto the open beaches and the lifesavers close them for the afternoon; a bad weekend runs to hundreds of stings on this coast alone.65
- Bora Bora 🇵🇫 Polynésie thuộc PhápNono and mosquito season · 15 Th11 – 15 Th4 (thường lệ)The biting nono sandflies on the motu beaches and the mosquitoes inland are at their worst through the wet months.61
- Hlane Royal National Park 🇸🇿 EswatiniLowveld malaria season · 1 Th11 – 31 Th5 (thường lệ)Hlane lies in the malaria zone of eastern Eswatini, and the risk is highest in the hot wet summer months.59
- Maun 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Ngamiland district, which covers Maun and the Okavango, carries malaria risk from November through June as the rains create breeding water.58
- Vườn quốc gia Kruger 🇿🇦 Cộng hòa Nam PhiMalaria season · 1 Th11 – 31 Th5 (thường lệ)Kruger is a low-risk area but not a no-risk one, and the risk sits in the wet months, running towards its peak late in them.58
- Thác Victoria 🇿🇼 ZimbabweMalaria season · 1 Th11 – 31 Th5 (thường lệ)Risk in the Zambezi valley runs with the rains and the mosquitoes that follow them.57
- Kasane 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Chobe district, including Chobe National Park, is a listed malaria risk area, with the rains from November through the following June raising transmission.57
- Airlie Beach 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the coastal water from November to May.57
- Broome 🇦🇺 ÚcIrukandji and box jellyfish · 1 Th11 – 30 Th4Through the wet the shire advises a stinger suit or no swim at all, and lifeguards drag Cable Beach twice a day.55
- Mfuwe 🇿🇲 ZambiaMalaria season · 1 Th11 – 30 Th4 (thường lệ)The Luangwa Valley is one of Zambia's highest-risk malaria areas, with transmission perennial but peaking during the rainy season from November to April.50
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.50
- Espiritu Santo 🇻🇺 VanuatuMosquito season · 1 Th12 – 30 Th4 (thường lệ)Malaria is endemic on Santo in a way it is not in Port Vila, and the plantation and bush country is where it lives.49
- Cairns 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in coastal water from November to May.46
- Darwin 🇦🇺 ÚcBox jellyfish season · 1 Th10 – 31 Th5From October to May the beaches and tidal creeks carry box jellyfish and the official line is simply to stay out of the sea.46
- Port Douglas 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the water from November to May.46
- Rurrenabaque 🇧🇴 BoliviaSandflies and mosquitoes · 1 Th11 – 30 Th4 (thường lệ)The wet months are when the sandflies on the pampas are at their worst: long sleeves, trousers and repellent from dusk.33
Côn trùng & dịch bệnh trong tháng 3
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.83
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.82
- Lilongwe 🇲🇼 MalawiMalaria season · 1 Th11 – 30 Th4 (thường lệ)Malawi's malaria risk runs countrywide all year, but transmission climbs hardest through the wet season from November to April.76
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.75
- Bora Bora 🇵🇫 Polynésie thuộc PhápNono and mosquito season · 15 Th11 – 15 Th4 (thường lệ)The biting nono sandflies on the motu beaches and the mosquitoes inland are at their worst through the wet months.72
- Te Anau 🇳🇿 New ZealandSandflies at their worst · 1 Th10 – 30 Th4 (thường lệ)Fiordland's sandflies are the reason people remember the walk in as well as the view.68
- Thác Victoria 🇿🇼 ZimbabweMalaria season · 1 Th11 – 31 Th5 (thường lệ)Risk in the Zambezi valley runs with the rains and the mosquitoes that follow them.67
- Franz Josef 🇳🇿 New ZealandSandflies at their worst · 1 Th11 – 31 Th3 (thường lệ)Sandflies are here all year and unbearable in the warm months, worst on still overcast days by the river and at the glacier car park.67
- Vườn quốc gia Kruger 🇿🇦 Cộng hòa Nam PhiMalaria season · 1 Th11 – 31 Th5 (thường lệ)Kruger is a low-risk area but not a no-risk one, and the risk sits in the wet months, running towards its peak late in them.66
- Maun 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Ngamiland district, which covers Maun and the Okavango, carries malaria risk from November through June as the rains create breeding water.65
- Kasane 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Chobe district, including Chobe National Park, is a listed malaria risk area, with the rains from November through the following June raising transmission.65
- Hlane Royal National Park 🇸🇿 EswatiniLowveld malaria season · 1 Th11 – 31 Th5 (thường lệ)Hlane lies in the malaria zone of eastern Eswatini, and the risk is highest in the hot wet summer months.65
- Gold Coast 🇦🇺 ÚcBluebottle season · 1 Th11 – 31 Th3 (thường lệ)Summer northeasterlies push rafts of bluebottles onto the open beaches and the lifesavers close them for the afternoon; a bad weekend runs to hundreds of stings on this coast alone.61
- Broome 🇦🇺 ÚcIrukandji and box jellyfish · 1 Th11 – 30 Th4Through the wet the shire advises a stinger suit or no swim at all, and lifeguards drag Cable Beach twice a day.59
- Airlie Beach 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the coastal water from November to May.59
- Mfuwe 🇿🇲 ZambiaMalaria season · 1 Th11 – 30 Th4 (thường lệ)The Luangwa Valley is one of Zambia's highest-risk malaria areas, with transmission perennial but peaking during the rainy season from November to April.58
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.55
- Darwin 🇦🇺 ÚcBox jellyfish season · 1 Th10 – 31 Th5From October to May the beaches and tidal creeks carry box jellyfish and the official line is simply to stay out of the sea.51
- Cairns 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in coastal water from November to May.50
- Espiritu Santo 🇻🇺 VanuatuMosquito season · 1 Th12 – 30 Th4 (thường lệ)Malaria is endemic on Santo in a way it is not in Port Vila, and the plantation and bush country is where it lives.47
- Port Douglas 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the water from November to May.43
- Rurrenabaque 🇧🇴 BoliviaSandflies and mosquitoes · 1 Th11 – 30 Th4 (thường lệ)The wet months are when the sandflies on the pampas are at their worst: long sleeves, trousers and repellent from dusk.37
Côn trùng & dịch bệnh trong tháng 4
- Lilongwe 🇲🇼 MalawiMalaria season · 1 Th11 – 30 Th4 (thường lệ)Malawi's malaria risk runs countrywide all year, but transmission climbs hardest through the wet season from November to April.89
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.82
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.82
- Vườn quốc gia Congaree 🇺🇸 Hoa KỳMosquito season · 15 Th4 – 15 Th10 (thường lệ)From mid-spring to mid-autumn the mosquitoes are part of the visit, worst on the low trails after the water drops.76
- Thác Victoria 🇿🇼 ZimbabweMalaria season · 1 Th11 – 31 Th5 (thường lệ)Risk in the Zambezi valley runs with the rains and the mosquitoes that follow them.74
- Maun 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Ngamiland district, which covers Maun and the Okavango, carries malaria risk from November through June as the rains create breeding water.73
- Vườn quốc gia hang Mammoth 🇺🇸 Hoa KỳTick and chigger season · 1 Th4 – 15 Th10 (thường lệ)The surface trails run through hardwood and long grass and carry ticks and chiggers from spring to the first frost.73
- Kasane 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Chobe district, including Chobe National Park, is a listed malaria risk area, with the rains from November through the following June raising transmission.73
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.73
- Vườn quốc gia Kruger 🇿🇦 Cộng hòa Nam PhiMalaria season · 1 Th11 – 31 Th5 (thường lệ)Kruger is a low-risk area but not a no-risk one, and the risk sits in the wet months, running towards its peak late in them.71
- Airlie Beach 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the coastal water from November to May.70
- Hlane Royal National Park 🇸🇿 EswatiniLowveld malaria season · 1 Th11 – 31 Th5 (thường lệ)Hlane lies in the malaria zone of eastern Eswatini, and the risk is highest in the hot wet summer months.70
- Bora Bora 🇵🇫 Polynésie thuộc PhápNono and mosquito season · 15 Th11 – 15 Th4 (thường lệ)The biting nono sandflies on the motu beaches and the mosquitoes inland are at their worst through the wet months.69
- Nantucket 🇺🇸 Hoa KỳTick season · 1 Th4 – 31 Th10 (thường lệ)The island's deer ticks carry Lyme, babesiosis and tularemia at rates among the highest anywhere, and the moors and bike-path verges are where they wait.69
- Mfuwe 🇿🇲 ZambiaMalaria season · 1 Th11 – 30 Th4 (thường lệ)The Luangwa Valley is one of Zambia's highest-risk malaria areas, with transmission perennial but peaking during the rainy season from November to April.69
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.68
- Darwin 🇦🇺 ÚcBox jellyfish season · 1 Th10 – 31 Th5From October to May the beaches and tidal creeks carry box jellyfish and the official line is simply to stay out of the sea.66
- Vườn quốc gia Biscayne 🇺🇸 Hoa KỳMosquitoes on the keys · 15 Th4 – 30 Th11 (thường lệ)Once the winter breezes drop, mosquitoes swarm in the hardwood forest on Elliott and Boca Chita keys, worst from May through August; the water is fine, but island trails and camping are hard going without long sleeves and repellent.65
- Broome 🇦🇺 ÚcIrukandji and box jellyfish · 1 Th11 – 30 Th4Through the wet the shire advises a stinger suit or no swim at all, and lifeguards drag Cable Beach twice a day.65
- Cairns 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in coastal water from November to May.64
- Te Anau 🇳🇿 New ZealandSandflies at their worst · 1 Th10 – 30 Th4 (thường lệ)Fiordland's sandflies are the reason people remember the walk in as well as the view.60
- Port Douglas 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the water from November to May.59
- Vườn quốc gia Acadia 🇺🇸 Hoa KỳTick season · 15 Th4 – 30 Th9 (thường lệ)Blacklegged ticks carrying Lyme disease and other tick-borne illnesses are common on the park's trails from spring through fall; the NPS advises staying on trail centers and checking for ticks after hikes.53
- Rurrenabaque 🇧🇴 BoliviaSandflies and mosquitoes · 1 Th11 – 30 Th4 (thường lệ)The wet months are when the sandflies on the pampas are at their worst: long sleeves, trousers and repellent from dusk.52
- Espiritu Santo 🇻🇺 VanuatuMosquito season · 1 Th12 – 30 Th4 (thường lệ)Malaria is endemic on Santo in a way it is not in Port Vila, and the plantation and bush country is where it lives.50
Côn trùng & dịch bệnh trong tháng 5
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.86
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.86
- Novosibirsk 🇷🇺 NgaMidges, mosquitoes and ticks · 10 Th5 – 20 Th7 (thường lệ)Early summer in the birch forest and along the reservoir is mosquito and blackfly weather, and tick-borne encephalitis is endemic here — locals get vaccinated for it.82
- Airlie Beach 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the coastal water from November to May.82
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.81
- Thác Victoria 🇿🇼 ZimbabweMalaria season · 1 Th11 – 31 Th5 (thường lệ)Risk in the Zambezi valley runs with the rains and the mosquitoes that follow them.81
- Irkutsk 🇷🇺 NgaTick season · 1 Th5 – 15 Th7 (thường lệ)The region is a high-risk zone for tick-borne encephalitis, and ticks are most active from the second half of May to mid-June.81
- Inverness 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)The town itself is mostly spared, but still, damp evenings along Loch Ness and in Glen Affric in July and August bring clouds of them.80
- Skye 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings by the water from June to early September are the problem, not the days.79
- Nantucket 🇺🇸 Hoa KỳTick season · 1 Th4 – 31 Th10 (thường lệ)The island's deer ticks carry Lyme, babesiosis and tularemia at rates among the highest anywhere, and the moors and bike-path verges are where they wait.79
- Portree 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Skye midges are the reason nobody eats outside on a still evening between June and September.79
- Maun 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Ngamiland district, which covers Maun and the Okavango, carries malaria risk from November through June as the rains create breeding water.78
- Darwin 🇦🇺 ÚcBox jellyfish season · 1 Th10 – 31 Th5From October to May the beaches and tidal creeks carry box jellyfish and the official line is simply to stay out of the sea.78
- Kasane 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Chobe district, including Chobe National Park, is a listed malaria risk area, with the rains from November through the following June raising transmission.78
- Oban 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)West-coast midges are out from late May to about mid-September and they are worst at dusk in still, damp weather.78
- Vườn quốc gia Kruger 🇿🇦 Cộng hòa Nam PhiMalaria season · 1 Th11 – 31 Th5 (thường lệ)Kruger is a low-risk area but not a no-risk one, and the risk sits in the wet months, running towards its peak late in them.77
- Clifden 🇮🇪 Cộng hòa IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings near bog and water are the problem, not the days.77
- Hlane Royal National Park 🇸🇿 EswatiniLowveld malaria season · 1 Th11 – 31 Th5 (thường lệ)Hlane lies in the malaria zone of eastern Eswatini, and the risk is highest in the hot wet summer months.77
- Cairns 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in coastal water from November to May.76
- Windermere 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 20 Th5 – 15 Th9 (thường lệ)Still, damp evenings by the water and in the wooded valleys are when they are worst; the open fells and anywhere with a breeze are fine.76
- Fort William 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Lochaber is the worst of it in Scotland — still, damp evenings in Glen Nevis in July and August are genuinely unusable without a head net.75
- Mackinac Island 🇺🇸 Hoa KỳBlack fly and stable fly weeks · 15 Th5 – 15 Th7 (thường lệ)Black flies in late spring, then biting stable flies along the shore from midsummer, worst on a still afternoon.75
- Vườn quốc gia hang Mammoth 🇺🇸 Hoa KỳTick and chigger season · 1 Th4 – 15 Th10 (thường lệ)The surface trails run through hardwood and long grass and carry ticks and chiggers from spring to the first frost.71
- Port Douglas 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the water from November to May.71
- Vườn quốc gia Congaree 🇺🇸 Hoa KỳMosquito season · 15 Th4 – 15 Th10 (thường lệ)From mid-spring to mid-autumn the mosquitoes are part of the visit, worst on the low trails after the water drops.69
…và 7 nơi nữa trong tháng 5.
Côn trùng & dịch bệnh trong tháng 6
- Yakutsk 🇷🇺 NgaMosquito season · 5 Th6 – 5 Th8 (thường lệ)The thaw turns the permafrost surface into standing water and the taiga produces mosquitoes in clouds.95
- Irkutsk 🇷🇺 NgaTick season · 1 Th5 – 15 Th7 (thường lệ)The region is a high-risk zone for tick-borne encephalitis, and ticks are most active from the second half of May to mid-June.93
- Winnipeg 🇨🇦 CanadaMosquito season · 10 Th6 – 10 Th8 (thường lệ)A wet June turns the surrounding marsh into the worst mosquito ground in the country, and the city runs a fogging programme with published nightly zones.93
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.90
- Novosibirsk 🇷🇺 NgaMidges, mosquitoes and ticks · 10 Th5 – 20 Th7 (thường lệ)Early summer in the birch forest and along the reservoir is mosquito and blackfly weather, and tick-borne encephalitis is endemic here — locals get vaccinated for it.89
- Nantucket 🇺🇸 Hoa KỳTick season · 1 Th4 – 31 Th10 (thường lệ)The island's deer ticks carry Lyme, babesiosis and tularemia at rates among the highest anywhere, and the moors and bike-path verges are where they wait.89
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.88
- Tossa de Mar 🇪🇸 Tây Ban NhaJellyfish arrivals · 15 Th6 – 15 Th9 (thường lệ)Onshore winds push swarms of mauve stingers into the Costa Brava coves for a few days at a time in summer, and the beach flags go purple when they are in.88
- Inverness 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)The town itself is mostly spared, but still, damp evenings along Loch Ness and in Glen Affric in July and August bring clouds of them.84
- Kiruna 🇸🇪 Thụy ĐiểnMosquito season · 25 Th6 – 10 Th8 (thường lệ)The thaw leaves standing water across the fells and the mosquitoes arrive with it, worst in still weather away from the ridges.83
- Mackinac Island 🇺🇸 Hoa KỳBlack fly and stable fly weeks · 15 Th5 – 15 Th7 (thường lệ)Black flies in late spring, then biting stable flies along the shore from midsummer, worst on a still afternoon.83
- Skye 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings by the water from June to early September are the problem, not the days.82
- Portree 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Skye midges are the reason nobody eats outside on a still evening between June and September.82
- Oban 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)West-coast midges are out from late May to about mid-September and they are worst at dusk in still, damp weather.81
- Milano 🇮🇹 ÝTiger mosquito season · 1 Th6 – 30 Th9 (thường lệ)The Asian tiger mosquito is established across the city and bites through the day rather than at dusk.80
- Tel Aviv 🇮🇱 IsraelJellyfish swarms · 20 Th6 – 10 Th8 (thường lệ)Nomad jellyfish move up the coast from the south around the end of June and are usually gone by early August.80
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.80
- Maun 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Ngamiland district, which covers Maun and the Okavango, carries malaria risk from November through June as the rains create breeding water.80
- Kasane 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Chobe district, including Chobe National Park, is a listed malaria risk area, with the rains from November through the following June raising transmission.80
- Windermere 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 20 Th5 – 15 Th9 (thường lệ)Still, damp evenings by the water and in the wooded valleys are when they are worst; the open fells and anywhere with a breeze are fine.79
- Petropavlovsk-Kamchatskiy 🇷🇺 NgaMosquito season · 20 Th6 – 31 Th8 (thường lệ)The tundra and the river valleys are unusable without a head net and repellent for most of the summer.78
- Clifden 🇮🇪 Cộng hòa IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings near bog and water are the problem, not the days.78
- Fort William 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Lochaber is the worst of it in Scotland — still, damp evenings in Glen Nevis in July and August are genuinely unusable without a head net.76
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.76
- Vườn quốc gia Thung lũng Kobuk 🇺🇸 Hoa KỳPeak mosquito season · 10 Th6 – 25 Th7 (thường lệ)Mosquitoes on the tundra and river bars are at their worst from mid-June into July, and biting flies come back in late August; head nets and treated clothing are standard kit for any float trip or dune camp.75
…và 10 nơi nữa trong tháng 6.
Côn trùng & dịch bệnh trong tháng 7
- Novosibirsk 🇷🇺 NgaMidges, mosquitoes and ticks · 10 Th5 – 20 Th7 (thường lệ)Early summer in the birch forest and along the reservoir is mosquito and blackfly weather, and tick-borne encephalitis is endemic here — locals get vaccinated for it.94
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.93
- Yakutsk 🇷🇺 NgaMosquito season · 5 Th6 – 5 Th8 (thường lệ)The thaw turns the permafrost surface into standing water and the taiga produces mosquitoes in clouds.92
- Mackinac Island 🇺🇸 Hoa KỳBlack fly and stable fly weeks · 15 Th5 – 15 Th7 (thường lệ)Black flies in late spring, then biting stable flies along the shore from midsummer, worst on a still afternoon.89
- Inverness 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)The town itself is mostly spared, but still, damp evenings along Loch Ness and in Glen Affric in July and August bring clouds of them.87
- Kiruna 🇸🇪 Thụy ĐiểnMosquito season · 25 Th6 – 10 Th8 (thường lệ)The thaw leaves standing water across the fells and the mosquitoes arrive with it, worst in still weather away from the ridges.87
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.86
- Irkutsk 🇷🇺 NgaTick season · 1 Th5 – 15 Th7 (thường lệ)The region is a high-risk zone for tick-borne encephalitis, and ticks are most active from the second half of May to mid-June.86
- Winnipeg 🇨🇦 CanadaMosquito season · 10 Th6 – 10 Th8 (thường lệ)A wet June turns the surrounding marsh into the worst mosquito ground in the country, and the city runs a fogging programme with published nightly zones.86
- Nantucket 🇺🇸 Hoa KỳTick season · 1 Th4 – 31 Th10 (thường lệ)The island's deer ticks carry Lyme, babesiosis and tularemia at rates among the highest anywhere, and the moors and bike-path verges are where they wait.86
- Petropavlovsk-Kamchatskiy 🇷🇺 NgaMosquito season · 20 Th6 – 31 Th8 (thường lệ)The tundra and the river valleys are unusable without a head net and repellent for most of the summer.83
- Málaga 🇪🇸 Tây Ban NhaJellyfish on the beaches · 1 Th7 – 15 Th9 (thường lệ)Warm water and an easterly push mauve stingers onto the city beaches in some summers and the lifeguards fly the flag for a day or two.81
- Tossa de Mar 🇪🇸 Tây Ban NhaJellyfish arrivals · 15 Th6 – 15 Th9 (thường lệ)Onshore winds push swarms of mauve stingers into the Costa Brava coves for a few days at a time in summer, and the beach flags go purple when they are in.81
- Windermere 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 20 Th5 – 15 Th9 (thường lệ)Still, damp evenings by the water and in the wooded valleys are when they are worst; the open fells and anywhere with a breeze are fine.81
- Skye 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings by the water from June to early September are the problem, not the days.80
- Portree 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Skye midges are the reason nobody eats outside on a still evening between June and September.80
- Clifden 🇮🇪 Cộng hòa IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings near bog and water are the problem, not the days.80
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.79
- Oban 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)West-coast midges are out from late May to about mid-September and they are worst at dusk in still, damp weather.79
- Vườn quốc gia Acadia 🇺🇸 Hoa KỳTick season · 15 Th4 – 30 Th9 (thường lệ)Blacklegged ticks carrying Lyme disease and other tick-borne illnesses are common on the park's trails from spring through fall; the NPS advises staying on trail centers and checking for ticks after hikes.78
- Fort William 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Lochaber is the worst of it in Scotland — still, damp evenings in Glen Nevis in July and August are genuinely unusable without a head net.78
- Gili Trawangan 🇮🇩 IndonesiaStinger weeks · 1 Th7 – 31 Th8 (thường lệ)Small jellyfish drift through on some moon cycles and July and August take the worst of it.78
- Aviemore 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 10 Th9 (thường lệ)The eastern Cairngorms are drier and breezier than the west, which makes them bearable rather than immune.74
- Milano 🇮🇹 ÝTiger mosquito season · 1 Th6 – 30 Th9 (thường lệ)The Asian tiger mosquito is established across the city and bites through the day rather than at dusk.73
- Vườn quốc gia Thung lũng Kobuk 🇺🇸 Hoa KỳPeak mosquito season · 10 Th6 – 25 Th7 (thường lệ)Mosquitoes on the tundra and river bars are at their worst from mid-June into July, and biting flies come back in late August; head nets and treated clothing are standard kit for any float trip or dune camp.73
…và 9 nơi nữa trong tháng 7.
Côn trùng & dịch bệnh trong tháng 8
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.91
- Winnipeg 🇨🇦 CanadaMosquito season · 10 Th6 – 10 Th8 (thường lệ)A wet June turns the surrounding marsh into the worst mosquito ground in the country, and the city runs a fogging programme with published nightly zones.90
- Yakutsk 🇷🇺 NgaMosquito season · 5 Th6 – 5 Th8 (thường lệ)The thaw turns the permafrost surface into standing water and the taiga produces mosquitoes in clouds.88
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.87
- Inverness 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)The town itself is mostly spared, but still, damp evenings along Loch Ness and in Glen Affric in July and August bring clouds of them.85
- Nantucket 🇺🇸 Hoa KỳTick season · 1 Th4 – 31 Th10 (thường lệ)The island's deer ticks carry Lyme, babesiosis and tularemia at rates among the highest anywhere, and the moors and bike-path verges are where they wait.85
- Tossa de Mar 🇪🇸 Tây Ban NhaJellyfish arrivals · 15 Th6 – 15 Th9 (thường lệ)Onshore winds push swarms of mauve stingers into the Costa Brava coves for a few days at a time in summer, and the beach flags go purple when they are in.80
- Kiruna 🇸🇪 Thụy ĐiểnMosquito season · 25 Th6 – 10 Th8 (thường lệ)The thaw leaves standing water across the fells and the mosquitoes arrive with it, worst in still weather away from the ridges.80
- Málaga 🇪🇸 Tây Ban NhaJellyfish on the beaches · 1 Th7 – 15 Th9 (thường lệ)Warm water and an easterly push mauve stingers onto the city beaches in some summers and the lifeguards fly the flag for a day or two.79
- Gili Trawangan 🇮🇩 IndonesiaStinger weeks · 1 Th7 – 31 Th8 (thường lệ)Small jellyfish drift through on some moon cycles and July and August take the worst of it.79
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.78
- Vườn quốc gia Acadia 🇺🇸 Hoa KỳTick season · 15 Th4 – 30 Th9 (thường lệ)Blacklegged ticks carrying Lyme disease and other tick-borne illnesses are common on the park's trails from spring through fall; the NPS advises staying on trail centers and checking for ticks after hikes.76
- Skye 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings by the water from June to early September are the problem, not the days.75
- Petropavlovsk-Kamchatskiy 🇷🇺 NgaMosquito season · 20 Th6 – 31 Th8 (thường lệ)The tundra and the river valleys are unusable without a head net and repellent for most of the summer.75
- Portree 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Skye midges are the reason nobody eats outside on a still evening between June and September.75
- Windermere 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 20 Th5 – 15 Th9 (thường lệ)Still, damp evenings by the water and in the wooded valleys are when they are worst; the open fells and anywhere with a breeze are fine.75
- Clifden 🇮🇪 Cộng hòa IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings near bog and water are the problem, not the days.75
- Milano 🇮🇹 ÝTiger mosquito season · 1 Th6 – 30 Th9 (thường lệ)The Asian tiger mosquito is established across the city and bites through the day rather than at dusk.74
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.74
- Oban 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)West-coast midges are out from late May to about mid-September and they are worst at dusk in still, damp weather.73
- Tel Aviv 🇮🇱 IsraelJellyfish swarms · 20 Th6 – 10 Th8 (thường lệ)Nomad jellyfish move up the coast from the south around the end of June and are usually gone by early August.71
- Fort William 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Lochaber is the worst of it in Scotland — still, damp evenings in Glen Nevis in July and August are genuinely unusable without a head net.71
- Aviemore 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 10 Th9 (thường lệ)The eastern Cairngorms are drier and breezier than the west, which makes them bearable rather than immune.71
- Vườn quốc gia hang Mammoth 🇺🇸 Hoa KỳTick and chigger season · 1 Th4 – 15 Th10 (thường lệ)The surface trails run through hardwood and long grass and carry ticks and chiggers from spring to the first frost.61
- Vườn quốc gia và khu bảo tồn Cổng Bắc Cực 🇺🇸 Hoa KỳMosquito season · 15 Th6 – 15 Th8 (thường lệ)The tundra bugs arrive with the thaw and stay until the first hard frosts.58
…và 5 nơi nữa trong tháng 8.
Côn trùng & dịch bệnh trong tháng 9
- Milano 🇮🇹 ÝTiger mosquito season · 1 Th6 – 30 Th9 (thường lệ)The Asian tiger mosquito is established across the city and bites through the day rather than at dusk.87
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.87
- Tossa de Mar 🇪🇸 Tây Ban NhaJellyfish arrivals · 15 Th6 – 15 Th9 (thường lệ)Onshore winds push swarms of mauve stingers into the Costa Brava coves for a few days at a time in summer, and the beach flags go purple when they are in.86
- Málaga 🇪🇸 Tây Ban NhaJellyfish on the beaches · 1 Th7 – 15 Th9 (thường lệ)Warm water and an easterly push mauve stingers onto the city beaches in some summers and the lifeguards fly the flag for a day or two.85
- Nantucket 🇺🇸 Hoa KỳTick season · 1 Th4 – 31 Th10 (thường lệ)The island's deer ticks carry Lyme, babesiosis and tularemia at rates among the highest anywhere, and the moors and bike-path verges are where they wait.83
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.83
- Uluru 🇦🇺 ÚcFly season · 1 Th9 – 30 Th11 (thường lệ)Bush flies arrive with the spring warmth and go for eyes and mouth all day until the first real heat kills them off.78
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.77
- Inverness 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)The town itself is mostly spared, but still, damp evenings along Loch Ness and in Glen Affric in July and August bring clouds of them.76
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.72
- Clifden 🇮🇪 Cộng hòa IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings near bog and water are the problem, not the days.70
- Vườn quốc gia Acadia 🇺🇸 Hoa KỳTick season · 15 Th4 – 30 Th9 (thường lệ)Blacklegged ticks carrying Lyme disease and other tick-borne illnesses are common on the park's trails from spring through fall; the NPS advises staying on trail centers and checking for ticks after hikes.69
- Vườn quốc gia hang Mammoth 🇺🇸 Hoa KỳTick and chigger season · 1 Th4 – 15 Th10 (thường lệ)The surface trails run through hardwood and long grass and carry ticks and chiggers from spring to the first frost.69
- Skye 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Still evenings by the water from June to early September are the problem, not the days.68
- Portree 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Skye midges are the reason nobody eats outside on a still evening between June and September.68
- Windermere 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 20 Th5 – 15 Th9 (thường lệ)Still, damp evenings by the water and in the wooded valleys are when they are worst; the open fells and anywhere with a breeze are fine.67
- Aviemore 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 10 Th9 (thường lệ)The eastern Cairngorms are drier and breezier than the west, which makes them bearable rather than immune.65
- Oban 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)West-coast midges are out from late May to about mid-September and they are worst at dusk in still, damp weather.65
- Vườn quốc gia Congaree 🇺🇸 Hoa KỳMosquito season · 15 Th4 – 15 Th10 (thường lệ)From mid-spring to mid-autumn the mosquitoes are part of the visit, worst on the low trails after the water drops.64
- Fort William 🇬🇧 Vương quốc Liên hiệp Anh và Bắc IrelandMidge season · 25 Th5 – 15 Th9 (thường lệ)Lochaber is the worst of it in Scotland — still, damp evenings in Glen Nevis in July and August are genuinely unusable without a head net.64
- Houston 🇺🇸 Hoa KỳMosquito season · 1 Th5 – 31 Th10 (thường lệ)Harris County runs one of the largest mosquito control operations in the country and still sprays by air after a wet week.61
- Banjul 🇬🇲 GambiaMalaria peak · 1 Th8 – 30 Th11 (thường lệ)Transmission follows the single rainy season, and cases climb from late August to a peak around October.53
- Vườn quốc gia Everglades 🇺🇸 Hoa KỳMosquito season · 15 Th5 – 15 Th11In the wet months the mosquitoes at Flamingo and in the hammocks are genuinely trip-ending, not a nuisance.47
- Vườn quốc gia Biscayne 🇺🇸 Hoa KỳMosquitoes on the keys · 15 Th4 – 30 Th11 (thường lệ)Once the winter breezes drop, mosquitoes swarm in the hardwood forest on Elliott and Boca Chita keys, worst from May through August; the water is fine, but island trails and camping are hard going without long sleeves and repellent.47
Côn trùng & dịch bệnh trong tháng 10
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.85
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.78
- Houston 🇺🇸 Hoa KỳMosquito season · 1 Th5 – 31 Th10 (thường lệ)Harris County runs one of the largest mosquito control operations in the country and still sprays by air after a wet week.78
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.77
- Vườn quốc gia hang Mammoth 🇺🇸 Hoa KỳTick and chigger season · 1 Th4 – 15 Th10 (thường lệ)The surface trails run through hardwood and long grass and carry ticks and chiggers from spring to the first frost.75
- Vườn quốc gia Congaree 🇺🇸 Hoa KỳMosquito season · 15 Th4 – 15 Th10 (thường lệ)From mid-spring to mid-autumn the mosquitoes are part of the visit, worst on the low trails after the water drops.75
- Uluru 🇦🇺 ÚcFly season · 1 Th9 – 30 Th11 (thường lệ)Bush flies arrive with the spring warmth and go for eyes and mouth all day until the first real heat kills them off.74
- Nantucket 🇺🇸 Hoa KỳTick season · 1 Th4 – 31 Th10 (thường lệ)The island's deer ticks carry Lyme, babesiosis and tularemia at rates among the highest anywhere, and the moors and bike-path verges are where they wait.74
- Darwin 🇦🇺 ÚcBox jellyfish season · 1 Th10 – 31 Th5From October to May the beaches and tidal creeks carry box jellyfish and the official line is simply to stay out of the sea.65
- Banjul 🇬🇲 GambiaMalaria peak · 1 Th8 – 30 Th11 (thường lệ)Transmission follows the single rainy season, and cases climb from late August to a peak around October.65
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.60
- Vườn quốc gia Everglades 🇺🇸 Hoa KỳMosquito season · 15 Th5 – 15 Th11In the wet months the mosquitoes at Flamingo and in the hammocks are genuinely trip-ending, not a nuisance.57
- Te Anau 🇳🇿 New ZealandSandflies at their worst · 1 Th10 – 30 Th4 (thường lệ)Fiordland's sandflies are the reason people remember the walk in as well as the view.57
- Vườn quốc gia Biscayne 🇺🇸 Hoa KỳMosquitoes on the keys · 15 Th4 – 30 Th11 (thường lệ)Once the winter breezes drop, mosquitoes swarm in the hardwood forest on Elliott and Boca Chita keys, worst from May through August; the water is fine, but island trails and camping are hard going without long sleeves and repellent.54
Côn trùng & dịch bệnh trong tháng 11
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.85
- Lilongwe 🇲🇼 MalawiMalaria season · 1 Th11 – 30 Th4 (thường lệ)Malawi's malaria risk runs countrywide all year, but transmission climbs hardest through the wet season from November to April.81
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.80
- Gold Coast 🇦🇺 ÚcBluebottle season · 1 Th11 – 31 Th3 (thường lệ)Summer northeasterlies push rafts of bluebottles onto the open beaches and the lifesavers close them for the afternoon; a bad weekend runs to hundreds of stings on this coast alone.78
- Airlie Beach 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the coastal water from November to May.74
- Cairns 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in coastal water from November to May.71
- Bora Bora 🇵🇫 Polynésie thuộc PhápNono and mosquito season · 15 Th11 – 15 Th4 (thường lệ)The biting nono sandflies on the motu beaches and the mosquitoes inland are at their worst through the wet months.71
- Banjul 🇬🇲 GambiaMalaria peak · 1 Th8 – 30 Th11 (thường lệ)Transmission follows the single rainy season, and cases climb from late August to a peak around October.71
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.70
- Uluru 🇦🇺 ÚcFly season · 1 Th9 – 30 Th11 (thường lệ)Bush flies arrive with the spring warmth and go for eyes and mouth all day until the first real heat kills them off.69
- Vườn quốc gia Everglades 🇺🇸 Hoa KỳMosquito season · 15 Th5 – 15 Th11In the wet months the mosquitoes at Flamingo and in the hammocks are genuinely trip-ending, not a nuisance.69
- Broome 🇦🇺 ÚcIrukandji and box jellyfish · 1 Th11 – 30 Th4Through the wet the shire advises a stinger suit or no swim at all, and lifeguards drag Cable Beach twice a day.67
- Vườn quốc gia Kruger 🇿🇦 Cộng hòa Nam PhiMalaria season · 1 Th11 – 31 Th5 (thường lệ)Kruger is a low-risk area but not a no-risk one, and the risk sits in the wet months, running towards its peak late in them.67
- Port Douglas 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the water from November to May.67
- Hlane Royal National Park 🇸🇿 EswatiniLowveld malaria season · 1 Th11 – 31 Th5 (thường lệ)Hlane lies in the malaria zone of eastern Eswatini, and the risk is highest in the hot wet summer months.67
- Thác Victoria 🇿🇼 ZimbabweMalaria season · 1 Th11 – 31 Th5 (thường lệ)Risk in the Zambezi valley runs with the rains and the mosquitoes that follow them.64
- Kasane 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Chobe district, including Chobe National Park, is a listed malaria risk area, with the rains from November through the following June raising transmission.64
- Te Anau 🇳🇿 New ZealandSandflies at their worst · 1 Th10 – 30 Th4 (thường lệ)Fiordland's sandflies are the reason people remember the walk in as well as the view.64
- Maun 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Ngamiland district, which covers Maun and the Okavango, carries malaria risk from November through June as the rains create breeding water.63
- Vườn quốc gia Biscayne 🇺🇸 Hoa KỳMosquitoes on the keys · 15 Th4 – 30 Th11 (thường lệ)Once the winter breezes drop, mosquitoes swarm in the hardwood forest on Elliott and Boca Chita keys, worst from May through August; the water is fine, but island trails and camping are hard going without long sleeves and repellent.62
- Franz Josef 🇳🇿 New ZealandSandflies at their worst · 1 Th11 – 31 Th3 (thường lệ)Sandflies are here all year and unbearable in the warm months, worst on still overcast days by the river and at the glacier car park.61
- Darwin 🇦🇺 ÚcBox jellyfish season · 1 Th10 – 31 Th5From October to May the beaches and tidal creeks carry box jellyfish and the official line is simply to stay out of the sea.55
- Mfuwe 🇿🇲 ZambiaMalaria season · 1 Th11 – 30 Th4 (thường lệ)The Luangwa Valley is one of Zambia's highest-risk malaria areas, with transmission perennial but peaking during the rainy season from November to April.54
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.52
- Rurrenabaque 🇧🇴 BoliviaSandflies and mosquitoes · 1 Th11 – 30 Th4 (thường lệ)The wet months are when the sandflies on the pampas are at their worst: long sleeves, trousers and repellent from dusk.42
Côn trùng & dịch bệnh trong tháng 12
- Maui 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Seven to ten days after each full moon the box jellyfish come into the leeward beaches and the south-shore parks put signs out.81
- Honolulu 🇺🇸 Hoa KỳBox jellyfish influx · 1 Th1 – 31 Th12 (thường lệ)Eight to ten days after each full moon, box jellyfish come inshore on the south-facing beaches and Waikiki, Ala Moana and Hanauma post warning signs for two or three days.78
- Lilongwe 🇲🇼 MalawiMalaria season · 1 Th11 – 30 Th4 (thường lệ)Malawi's malaria risk runs countrywide all year, but transmission climbs hardest through the wet season from November to April.73
- Gold Coast 🇦🇺 ÚcBluebottle season · 1 Th11 – 31 Th3 (thường lệ)Summer northeasterlies push rafts of bluebottles onto the open beaches and the lifesavers close them for the afternoon; a bad weekend runs to hundreds of stings on this coast alone.72
- Te Anau 🇳🇿 New ZealandSandflies at their worst · 1 Th10 – 30 Th4 (thường lệ)Fiordland's sandflies are the reason people remember the walk in as well as the view.67
- Sigiriya 🇱🇰 Sri LankaHornets on the rock face · 1 Th1 – 31 Th12Giant hornet nests hang under the overhangs, wire cages sit on the stairs for people to shelter in, and the site is closed at short notice when a nest goes up.66
- Airlie Beach 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the coastal water from November to May.64
- Franz Josef 🇳🇿 New ZealandSandflies at their worst · 1 Th11 – 31 Th3 (thường lệ)Sandflies are here all year and unbearable in the warm months, worst on still overcast days by the river and at the glacier car park.64
- Bora Bora 🇵🇫 Polynésie thuộc PhápNono and mosquito season · 15 Th11 – 15 Th4 (thường lệ)The biting nono sandflies on the motu beaches and the mosquitoes inland are at their worst through the wet months.62
- Vườn quốc gia Kruger 🇿🇦 Cộng hòa Nam PhiMalaria season · 1 Th11 – 31 Th5 (thường lệ)Kruger is a low-risk area but not a no-risk one, and the risk sits in the wet months, running towards its peak late in them.61
- Hlane Royal National Park 🇸🇿 EswatiniLowveld malaria season · 1 Th11 – 31 Th5 (thường lệ)Hlane lies in the malaria zone of eastern Eswatini, and the risk is highest in the hot wet summer months.60
- Maun 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Ngamiland district, which covers Maun and the Okavango, carries malaria risk from November through June as the rains create breeding water.59
- Quận Nkhata Bay 🇲🇼 MalawiBilharzia risk in the lake · 1 Th1 – 31 Th12Freshwater snails carry bilharzia in the shallows year-round.59
- Thác Victoria 🇿🇼 ZimbabweMalaria season · 1 Th11 – 31 Th5 (thường lệ)Risk in the Zambezi valley runs with the rains and the mosquitoes that follow them.58
- Broome 🇦🇺 ÚcIrukandji and box jellyfish · 1 Th11 – 30 Th4Through the wet the shire advises a stinger suit or no swim at all, and lifeguards drag Cable Beach twice a day.56
- Kasane 🇧🇼 BotswanaMalaria season · 1 Th11 – 30 Th6 (thường lệ)Chobe district, including Chobe National Park, is a listed malaria risk area, with the rains from November through the following June raising transmission.56
- Espiritu Santo 🇻🇺 VanuatuMosquito season · 1 Th12 – 30 Th4 (thường lệ)Malaria is endemic on Santo in a way it is not in Port Vila, and the plantation and bush country is where it lives.55
- Cairns 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in coastal water from November to May.54
- Port Douglas 🇦🇺 ÚcStinger season · 1 Th11 – 31 Th5Box jellyfish and irukandji are in the water from November to May.51
- Mfuwe 🇿🇲 ZambiaMalaria season · 1 Th11 – 30 Th4 (thường lệ)The Luangwa Valley is one of Zambia's highest-risk malaria areas, with transmission perennial but peaking during the rainy season from November to April.51
- Darwin 🇦🇺 ÚcBox jellyfish season · 1 Th10 – 31 Th5From October to May the beaches and tidal creeks carry box jellyfish and the official line is simply to stay out of the sea.49
- Rurrenabaque 🇧🇴 BoliviaSandflies and mosquitoes · 1 Th11 – 30 Th4 (thường lệ)The wet months are when the sandflies on the pampas are at their worst: long sleeves, trousers and repellent from dusk.35