Äärihelle kuukausi kuukaudelta ympäri maailmaa
Ne viikot, jolloin kaupunki elää sisätiloissa.
Tämä on varoitussivu, ei suositus. Äärihelle koskee 183 kohdetta SeasonMapissa; alla olevat kuukaudet ovat niitä, joina riski-ikkuna on auki — useimmat niiden viikot menevät rauhallisesti, ja kunkin paikan vieressä oleva pistemäärä on yhä tavallinen ilmastopistemäärä, riskeineen kaikkineen.
Milloin se on menossa
Äärihelle — tammikuu
- Adelaide 🇦🇺 AustraliaHeat and fire danger season · 15. marras – 15. maalis (yleensä)A run of hot northerlies can put the Hills and the Fleurieu on catastrophic fire danger and bring a total fire ban; the country fire service rates each district a day at a time.85
- Buenos Aires 🇦🇷 ArgentinaSummer heat and humidity · 1. tammi – 25. helmi (yleensä)River-plate humidity on top of the heat, and the porteños who can afford to have gone to the coast.79
- Hlane Royal National Park 🇸🇿 EswatiniLowveld summer heat · 1. joulu – 28. helmiMidsummer on the flats can push into the high thirties, the grass is high and the game scatters away from the pans.61
- Asunción 🇵🇾 ParaguaySummer heat · 1. joulu – 28. helmi (yleensä)The met service runs heat warnings through most of the southern summer and the low-lying centre holds it after dark.57
- Alice Springs 🇦🇺 AustraliaThe heat closes the walking · 1. joulu – 28. helmiFrom December the long trails are advised against, guided walks stand down, and the town runs on early mornings and waterholes.55
- Uluru 🇦🇺 AustraliaHeat closures on the walks · 1. marras – 31. maalis (yleensä)Park rangers close the Valley of the Winds beyond the first lookout from eleven in the morning whenever the forecast hits the mid-thirties, and the same logic applies to the Uluru base walk.53
Äärihelle — helmikuu
- Adelaide 🇦🇺 AustraliaHeat and fire danger season · 15. marras – 15. maalis (yleensä)A run of hot northerlies can put the Hills and the Fleurieu on catastrophic fire danger and bring a total fire ban; the country fire service rates each district a day at a time.89
- Buenos Aires 🇦🇷 ArgentinaSummer heat and humidity · 1. tammi – 25. helmi (yleensä)River-plate humidity on top of the heat, and the porteños who can afford to have gone to the coast.79
- Asunción 🇵🇾 ParaguaySummer heat · 1. joulu – 28. helmi (yleensä)The met service runs heat warnings through most of the southern summer and the low-lying centre holds it after dark.62
- Alice Springs 🇦🇺 AustraliaThe heat closes the walking · 1. joulu – 28. helmiFrom December the long trails are advised against, guided walks stand down, and the town runs on early mornings and waterholes.62
- Hlane Royal National Park 🇸🇿 EswatiniLowveld summer heat · 1. joulu – 28. helmiMidsummer on the flats can push into the high thirties, the grass is high and the game scatters away from the pans.59
- Uluru 🇦🇺 AustraliaHeat closures on the walks · 1. marras – 31. maalis (yleensä)Park rangers close the Valley of the Winds beyond the first lookout from eleven in the morning whenever the forecast hits the mid-thirties, and the same logic applies to the Uluru base walk.57
Äärihelle — maaliskuu
- Adelaide 🇦🇺 AustraliaHeat and fire danger season · 15. marras – 15. maalis (yleensä)A run of hot northerlies can put the Hills and the Fleurieu on catastrophic fire danger and bring a total fire ban; the country fire service rates each district a day at a time.92
- Bengaluru 🇮🇳 IndiaPre-monsoon heat and water cuts · 1. maalis – 25. touko (yleensä)The weeks before the rains are the hottest of the Bengaluru year, and the borewells drop with them; tanker deliveries and apartment rationing make the news most Aprils.79
- Mandalay 🇲🇲 MyanmarHot season on the dry plain · 1. maalis – 15. touko (yleensä)Mandalay sits in the driest part of the country and the pre-monsoon weeks are the hardest in Myanmar.72
- Uluru 🇦🇺 AustraliaHeat closures on the walks · 1. marras – 31. maalis (yleensä)Park rangers close the Valley of the Winds beyond the first lookout from eleven in the morning whenever the forecast hits the mid-thirties, and the same logic applies to the Uluru base walk.67
- Hampi 🇮🇳 IndiaDeccan pre-monsoon heat · 15. maalis – 31. touko (yleensä)The granite holds everything it takes all day and there is no shade on the boulder ridges or in the bazaar.66
- Hyderabad 🇮🇳 IndiaDeccan summer heat · 20. maalis – 5. kesä (yleensä)Heat advisories start in late March and the middle of the day goes indoors until the rains break.62
- Yangon 🇲🇲 MyanmarHot season · 1. maalis – 15. touko (yleensä)The build-up before the rains is the hardest part of the Yangon year, and the city moves indoors between about eleven and four.59
- Bamako 🇲🇱 MaliThe hot months · 15. maalis – 31. touko (yleensä)The stretch between the harmattan lifting and the first rains is the hardest of the year.50
- Ouagadougou 🇧🇫 Burkina FasoThe hot season · 15. maalis – 31. touko (yleensä)The weeks before the rains break are the hardest of the year here, and the city moves indoors or under a tree between eleven and four.45
- N'Djamena 🇹🇩 ChadThe hot months · 20. maalis – 10. kesä (yleensä)The weeks between the harmattan lifting and the first storms are punishing, and the power supply picks exactly then to fail.43
- Niamey 🇳🇪 NigerThe hot months · 15. maalis – 31. touko (yleensä)The hardest stretch of the Sahelian year, when the nights stop cooling down and the afternoons are spent indoors.42
Äärihelle — huhtikuu
- Bengaluru 🇮🇳 IndiaPre-monsoon heat and water cuts · 1. maalis – 25. touko (yleensä)The weeks before the rains are the hottest of the Bengaluru year, and the borewells drop with them; tanker deliveries and apartment rationing make the news most Aprils.70
- Pondicherry 🇮🇳 IndiaCoastal summer · 1. huhti – 15. kesä (yleensä)The hottest and stickiest stretch on this coast, with the sea breeze the only relief and afternoons written off.67
- Agra 🇮🇳 IndiaPre-monsoon heat · 20. huhti – 20. kesä (yleensä)The plains bake through May and the marble is too hot to walk on barefoot by mid-morning.59
- Dhaka 🇧🇩 BangladeshPre-monsoon heat · 1. huhti – 25. touko (yleensä)Heat warnings shut the schools in the worst weeks and the load-shedding follows the demand, so the air conditioning is not a guarantee.59
- Udaipur 🇮🇳 IndiaPre-monsoon heat · 25. huhti – 20. kesä (yleensä)The Aravallis hold the heat in the bowl the city sits in, and in a dry year the lakes are low enough to walk out on.58
- Pune 🇮🇳 IndiaDeccan pre-monsoon heat · 1. huhti – 31. touko (yleensä)The city that sells itself as the cool alternative to Mumbai stops being one for two months.58
- Mérida 🇲🇽 MexicoPre-rain heat · 1. huhti – 31. touko (yleensä)The weeks before the rains break are the hardest of the Yucatán year, and the city shuts down between one and five.57
- Jaipur 🇮🇳 IndiaPre-monsoon heat · 25. huhti – 20. kesä (yleensä)Amber and Nahargarh are open sandstone with no shade on them, and the desert wind off the west makes the afternoons worse rather than better.55
- Hampi 🇮🇳 IndiaDeccan pre-monsoon heat · 15. maalis – 31. touko (yleensä)The granite holds everything it takes all day and there is no shade on the boulder ridges or in the bazaar.52
- Varanasi 🇮🇳 IndiaPlains summer · 15. huhti – 20. kesä (yleensä)The Gangetic plain at its worst: the ghats are empty between ten and five and the stone is too hot to sit on.51
- Yangon 🇲🇲 MyanmarHot season · 1. maalis – 15. touko (yleensä)The build-up before the rains is the hardest part of the Yangon year, and the city moves indoors between about eleven and four.51
- Mandalay 🇲🇲 MyanmarHot season on the dry plain · 1. maalis – 15. touko (yleensä)Mandalay sits in the driest part of the country and the pre-monsoon weeks are the hardest in Myanmar.51
- Khajuraho 🇮🇳 IndiaPre-monsoon heat · 15. huhti – 15. kesä (yleensä)The Bundelkhand plateau is one of the hotter corners of central India before the rains and the sandstone radiates it back at you.50
- Jodhpur 🇮🇳 IndiaPre-monsoon heat · 20. huhti – 25. kesä (yleensä)The edge of the Thar in May: no shade anywhere on the fort ramparts and a dry wind that makes the afternoon worse, not better.47
- Hyderabad 🇮🇳 IndiaDeccan summer heat · 20. maalis – 5. kesä (yleensä)Heat advisories start in late March and the middle of the day goes indoors until the rains break.44
- Bamako 🇲🇱 MaliThe hot months · 15. maalis – 31. touko (yleensä)The stretch between the harmattan lifting and the first rains is the hardest of the year.42
- Ouagadougou 🇧🇫 Burkina FasoThe hot season · 15. maalis – 31. touko (yleensä)The weeks before the rains break are the hardest of the year here, and the city moves indoors or under a tree between eleven and four.39
- Niamey 🇳🇪 NigerThe hot months · 15. maalis – 31. touko (yleensä)The hardest stretch of the Sahelian year, when the nights stop cooling down and the afternoons are spent indoors.31
- N'Djamena 🇹🇩 ChadThe hot months · 20. maalis – 10. kesä (yleensä)The weeks between the harmattan lifting and the first storms are punishing, and the power supply picks exactly then to fail.31
Äärihelle — toukokuu
- Death Valley National Park 🇺🇸 United StatesSummer extreme heat · 15. touko – 30. syysThe hottest reliably measured place on Earth, and the park closes its lower trails and warns people off walking after ten in the morning.84
- Saguaro National Park 🇺🇸 United StatesThe heat rule · 15. touko – 15. syysThe park asks you to be off the trail by ten in the morning on a hot day, and not to start at all on the hottest ones.80
- Jericho 🇵🇸 PalestineThe Jordan Valley summer · 20. touko – 20. syys (yleensä)Valley heat with the hills trapping it in; the ruins at Tell es-Sultan and Hisham's Palace have no shade worth the name.80
- Siwa 🇪🇬 EgyptOasis summer · 15. touko – 15. syys (yleensä)Everything happens before nine and after six, and the shaded pools and the cold springs are the whole day in between.78
- Big Bend National Park 🇺🇸 United StatesDesert summer heat · 15. touko – 15. syys (yleensä)The desert floor along the Rio Grande is the hot part; the Chisos Basin sits high enough to be bearable.75
- Grand Canyon National Park 🇺🇸 United StatesInner canyon heat · 15. touko – 15. syysIt is routinely fifteen degrees hotter at the river than on the rim, and the park tells people not to hike below the rim between ten and four in summer.74
- Joshua Tree National Park 🇺🇸 United StatesDesert summer heat · 25. touko – 20. syys (yleensä)Afternoons over forty degrees, no shade to speak of and no water anywhere in the park.74
- Monterrey 🇲🇽 MexicoSummer heat · 15. touko – 5. syys (yleensä)The city sits in a bowl of the Sierra Madre and holds its heat well into the night.74
- Tucson 🇺🇸 United StatesDesert summer heat · 10. touko – 20. syysTrailheads in Saguaro and the Tucson Mountains empty out by mid-morning, and the drive up Mount Lemmon exists precisely because it is twenty degrees cooler at the top.73
- Scottsdale 🇺🇸 United StatesDesert summer heat · 15. touko – 20. syysPreserve trailheads including Camelback are closed to dogs and sometimes to people during heat warnings, and the city runs on early mornings and air conditioning.72
- Houston 🇺🇸 United StatesGulf coast heat and humidity · 20. touko – 25. syys (yleensä)Four months where the dew point does not drop and the heat index sits above forty most afternoons.68
- Phoenix 🇺🇸 United StatesExtreme heat · 1. touko – 5. loka (yleensä)Five months over forty degrees with nights that no longer drop below thirty in July.67
- Bengaluru 🇮🇳 IndiaPre-monsoon heat and water cuts · 1. maalis – 25. touko (yleensä)The weeks before the rains are the hottest of the Bengaluru year, and the borewells drop with them; tanker deliveries and apartment rationing make the news most Aprils.64
- Manama 🇧🇭 BahrainHeat and humidity · 20. touko – 30. syys (yleensä)Low-lying, surrounded by shallow water and correspondingly sticky; the difference from the desert states is that here it is the damp that beats you.61
- Port Sudan 🇸🇩 SudanHeat and humidity · 20. touko – 30. syys (yleensä)One of the hottest and stickiest coasts anywhere; the sea is too warm to cool you down and the dive season stops for it.61
- Karachi 🇵🇰 PakistanHeat when the sea breeze drops · 1. touko – 25. kesä (yleensä)The dangerous weeks are the ones the sea breeze fails and the humidity stays; the 2015 heatwave killed more than a thousand people in the city under exactly that pattern.59
- Abu Dhabi 🇦🇪 United Arab EmiratesOutdoor season shuts · 15. touko – 30. syys (yleensä)Corniche life, the desert camps and the open-air festival grounds all stop; what is left is Louvre Abu Dhabi, the malls and the indoor parks on Yas.57
- Kish Island 🇮🇷 IranGulf heat and humidity · 20. touko – 30. syys (yleensä)Sticky rather than dry, and the sea gives no relief because it is as warm as the air.57
- Pune 🇮🇳 IndiaDeccan pre-monsoon heat · 1. huhti – 31. touko (yleensä)The city that sells itself as the cool alternative to Mumbai stops being one for two months.56
- Hampi 🇮🇳 IndiaDeccan pre-monsoon heat · 15. maalis – 31. touko (yleensä)The granite holds everything it takes all day and there is no shade on the boulder ridges or in the bazaar.54
- Pondicherry 🇮🇳 IndiaCoastal summer · 1. huhti – 15. kesä (yleensä)The hottest and stickiest stretch on this coast, with the sea breeze the only relief and afternoons written off.54
- Mérida 🇲🇽 MexicoPre-rain heat · 1. huhti – 31. touko (yleensä)The weeks before the rains break are the hardest of the Yucatán year, and the city shuts down between one and five.50
- Mandalay 🇲🇲 MyanmarHot season on the dry plain · 1. maalis – 15. touko (yleensä)Mandalay sits in the driest part of the country and the pre-monsoon weeks are the hardest in Myanmar.50
- Mecca 🇸🇦 Saudi ArabiaSummer heat in the valley · 15. touko – 15. syysThe city sits in a bare rock valley with nothing to soften the afternoon.48
- Lahore 🇵🇰 PakistanPre-monsoon heat · 1. touko – 25. kesä (yleensä)The plains bake before the rains and load-shedding tracks the demand, so the air conditioning is not a given.48
…ja 21 muuta — toukokuu.
Äärihelle — kesäkuu
- Évora 🇵🇹 PortugalAlentejo summer heat · 20. kesä – 5. syysThe interior of southern Portugal runs hotter than the coast by a wide margin and the walled town has no shade to speak of at midday.91
- Yerevan 🇦🇲 ArmeniaThe valley heat · 20. kesä – 31. elo (yleensä)Yerevan sits in a bowl and holds the heat; the tuff buildings radiate it back after dark.88
- Osh 🇰🇬 KyrgyzstanHigh-summer heat · 25. kesä – 20. elo (yleensä)The Ferghana end of the country is a good deal hotter than Bishkek and the bazaar runs early and late around it.87
- Madaba 🇯🇴 JordanPlateau summer · 15. kesä – 5. syys (yleensä)Madaba sits high enough to be a degree kinder than Amman and much kinder than the valley below, but the churches are stone boxes with no air moving and the afternoon walk between them is work.87
- Petra 🇯🇴 JordanBare rock in high summer · 1. kesä – 10. syysThere is almost no shade past the Siq, and the climbs to the Monastery and the High Place of Sacrifice are unmanageable after about ten in the morning.85
- Sacramento 🇺🇸 United StatesValley heat · 20. kesä – 10. syys (yleensä)Runs of triple-digit afternoons come through the valley several times a summer and the city moves indoors and underground until evening.85
- Vatican City Vatican CitySummer queue on the wall · 15. kesä – 5. syysIn high summer the unbooked entrance queue runs along an unshaded wall for hours and the Sistine Chapel is packed shoulder to shoulder.85
- Samarkand 🇺🇿 UzbekistanHigh-summer heat · 25. kesä – 25. elo (yleensä)The tiled courtyards hold the heat and there is no shade in the Registan at any hour worth photographing it.83
- Córdoba, Spain 🇪🇸 SpainThe summer heat · 20. kesä – 5. syysCordoba is routinely the hottest city in Spain and the old town is built for it: shuttered mornings, nothing outdoors until nine at night.83
- Tripoli 🇱🇾 LibyaThe coastal summer · 15. kesä – 15. syys (yleensä)Humid rather than desert-dry because the sea is right there, and the middle of the day is dead.82
- Laayoune Western SaharaWhen the wind turns inland · 1. kesä – 15. syys (yleensä)The cold current offshore keeps this coast mild until the wind swings round off the Sahara, and then the town goes from pleasant to furnace within a day.82
- Athens 🇬🇷 GreeceMidday closures in the heat · 15. kesä – 31. elo (yleensä)On the worst days the culture ministry shuts the open archaeological sites through the middle of the afternoon and the Red Cross hands out water at the gate.81
- Selçuk 🇹🇷 TurkeyNo shade at Ephesus · 25. kesä – 31. elo (yleensä)The ruins are a kilometre of open marble with nothing to stand under, and the terrace houses are hotter still under their roof.81
- Podgorica 🇲🇪 MontenegroExtreme summer heat · 25. kesä – 1. syys (yleensä)One of the hottest cities in Europe, sitting in a bowl of hills an hour from the sea with nothing to move the air.81
- Dushanbe 🇹🇯 TajikistanHigh-summer heat · 25. kesä – 25. elo (yleensä)The Hisor valley traps the heat and the city runs on the plane-tree shade along Rudaki and the tea houses.80
- Damascus 🇸🇾 SyriaThe dry heat · 15. kesä – 5. syys (yleensä)Heat the city has always answered with courtyards and late nights.80
- Philadelphia 🇺🇸 United StatesSummer heat and humidity · 25. kesä – 5. syys (yleensä)Rowhouse blocks hold the heat overnight and the mid-Atlantic humidity does the rest.79
- Jerash 🇯🇴 JordanHeat on the ruins · 15. kesä – 5. syys (yleensä)Nothing at Gerasa has a roof, and the limestone throws the heat straight back at you the length of the colonnaded street.79
- Washington 🇺🇸 United StatesSummer heat and humidity · 20. kesä – 5. syys (yleensä)The city was built on a river flat and the summer behaves accordingly, with afternoon thunderstorms and heat advisories through July and August.78
- Great Sand Dunes National Park 🇺🇸 United StatesScorching sand surface · 1. kesä – 31. elo (yleensä)The sand surface gets far hotter than the air and burns bare feet and dogs' pads by mid-morning.78
- Pamukkale 🇹🇷 TurkeyHeat on the terraces · 25. kesä – 31. elo (yleensä)The Denizli basin bakes and the white travertine throws it straight back up at you, barefoot, with no shade anywhere on the walk up.78
- Zion National Park 🇺🇸 United StatesCanyon heat · 1. kesä – 10. syys (yleensä)The canyon floor sits above forty degrees on midsummer afternoons and the rock radiates it back.77
- Wadi Rum 🇯🇴 JordanThe unusable middle of the day · 1. kesä – 10. syys (yleensä)Camps still run, but jeep trips go at dawn and after five and the scrambles are off entirely.77
- Pinnacles National Park 🇺🇸 United StatesSummer heat and fire danger · 1. kesä – 15. syys (yleensä)The chaparral offers no shade and the High Peaks are exposed the whole way round.76
- Andijan 🇺🇿 UzbekistanHigh-summer heat · 25. kesä – 25. elo (yleensä)The valley bakes for two months and the town works early and late around it.76
…ja 93 muuta — kesäkuu.
Äärihelle — heinäkuu
- Coimbra 🇵🇹 PortugalMondego valley heat · 1. heinä – 31. eloThe valley sits far enough from the sea to lose the Atlantic breeze, and the university hill is all stone stairs in full sun.88
- Salamanca 🇪🇸 SpainMeseta summer heat · 1. heinä – 31. eloHigh, dry and treeless: the Plaza Mayor is an oven from noon and the sandstone throws it back until late.87
- Pristina KosovoKosovo plain heat · 1. heinä – 20. eloThe basin holds the heat and there is very little shade in the centre, so the cafes on Rruga UCK do their trade after eight.86
- Chita 🇷🇺 RussiaSummer heat swing · 1. heinä – 15. elo (yleensä)The same continental extremes that bring -49°C winters can push summer afternoons past 40°C, with a recorded high of 40.6°C in August.85
- Ronda 🇪🇸 SpainInland Andalusian heat · 1. heinä – 25. eloRonda sits high enough to cool off at night but not enough to escape the afternoon.85
- Lyon 🇫🇷 FranceHeatwave weeks · 1. heinä – 20. elo (yleensä)The city sits in a river corridor that traps the heat, and most summers bring a run of days when the Presqu'ile is unwalkable in the afternoon.84
- Toulouse 🇫🇷 FranceGaronne valley heat · 5. heinä – 25. eloThe brick that gives the city its colour also stores the heat, and August adds the French habit of closing for the month, so a good share of the restaurants are shut.84
- Siena 🇮🇹 ItalyTuscan inland heat · 5. heinä – 25. eloSiena is a hill town with brick that holds heat and a shadeless main square.84
- Évora 🇵🇹 PortugalAlentejo summer heat · 20. kesä – 5. syysThe interior of southern Portugal runs hotter than the coast by a wide margin and the walled town has no shade to speak of at midday.84
- Osh 🇰🇬 KyrgyzstanHigh-summer heat · 25. kesä – 20. elo (yleensä)The Ferghana end of the country is a good deal hotter than Bishkek and the bazaar runs early and late around it.83
- Montpellier 🇫🇷 FranceLanguedoc heat · 1. heinä – 25. eloThe old town's narrow streets stay usable but the tram platforms and the Antigone esplanade do not, and the coast at Palavas is where the city goes at four.83
- Aix-en-Provence 🇫🇷 FranceHeatwave weeks · 1. heinä – 25. elo (yleensä)Most summers bring stretches where the town moves indoors until six and the fountains are the only shade worth having.83
- Carcassonne 🇫🇷 FranceHeatwave weeks · 1. heinä – 25. elo (yleensä)The Aude valley takes the worst of the southern summer, and the walled city has almost no shade in it.83
- Madaba 🇯🇴 JordanPlateau summer · 15. kesä – 5. syys (yleensä)Madaba sits high enough to be a degree kinder than Amman and much kinder than the valley below, but the churches are stone boxes with no air moving and the afternoon walk between them is work.83
- Petra 🇯🇴 JordanBare rock in high summer · 1. kesä – 10. syysThere is almost no shade past the Siq, and the climbs to the Monastery and the High Place of Sacrifice are unmanageable after about ten in the morning.82
- Avignon 🇫🇷 FranceHeatwave weeks · 1. heinä – 25. elo (yleensä)Avignon sits in one of the hottest corners of France and the festival plays straight through it: the stone courtyards hold the day until well past midnight.82
- Budapest 🇭🇺 HungarySummer heat alerts · 1. heinä – 20. elo (yleensä)The national weather service issues heat alerts most summers and the city holds it: stone, no sea and little shade on the Pest grid.81
- Göreme 🇹🇷 TurkeyHigh summer on the plateau · 1. heinä – 20. elo (yleensä)The valleys are treeless and the tuff throws the heat back at you, so walking Rose or Pigeon valley is a dawn job.81
- Palermo 🇮🇹 ItalySirocco heat · 1. heinä – 31. eloWhen the sirocco comes off North Africa the city sits under dust-hazed African air for days at a time and the markets close by noon.80
- Bolzano 🇮🇹 ItalyValley-floor heat · 1. heinä – 20. elo (yleensä)The city sits in a closed basin with mountains on three sides and regularly runs hotter than anywhere in Italy for a week at a time.80
- Niš 🇷🇸 SerbiaInland summer heat · 1. heinä – 25. elo (yleensä)Nis sits in a basin well away from any sea and July and August afternoons are brutal in it, which is why nothing happens between two and six.80
- Matera 🇮🇹 ItalyHeat in the ravine · 1. heinä – 25. eloThe Sassi are cut into a south-facing tufa gorge with almost no shade and stone that holds the day's heat into the night.80
- Florence 🇮🇹 ItalyBasin heat · 1. heinä – 25. eloThe city sits in a bowl in the Arno valley with no breeze and stone that holds the day's heat overnight.79
- Yerevan 🇦🇲 ArmeniaThe valley heat · 20. kesä – 31. elo (yleensä)Yerevan sits in a bowl and holds the heat; the tuff buildings radiate it back after dark.79
- Bucharest 🇷🇴 RomaniaHeatwave weeks · 1. heinä – 20. elo (yleensä)The plain around the city bakes and the concrete holds it overnight; the met service issues red warnings most summers and the terraces do not fill until nine.79
…ja 122 muuta — heinäkuu.
Äärihelle — elokuu
- Chita 🇷🇺 RussiaSummer heat swing · 1. heinä – 15. elo (yleensä)The same continental extremes that bring -49°C winters can push summer afternoons past 40°C, with a recorded high of 40.6°C in August.90
- Osh 🇰🇬 KyrgyzstanHigh-summer heat · 25. kesä – 20. elo (yleensä)The Ferghana end of the country is a good deal hotter than Bishkek and the bazaar runs early and late around it.89
- Pristina KosovoKosovo plain heat · 1. heinä – 20. eloThe basin holds the heat and there is very little shade in the centre, so the cafes on Rruga UCK do their trade after eight.89
- Coimbra 🇵🇹 PortugalMondego valley heat · 1. heinä – 31. eloThe valley sits far enough from the sea to lose the Atlantic breeze, and the university hill is all stone stairs in full sun.87
- Salamanca 🇪🇸 SpainMeseta summer heat · 1. heinä – 31. eloHigh, dry and treeless: the Plaza Mayor is an oven from noon and the sandstone throws it back until late.86
- Samarkand 🇺🇿 UzbekistanHigh-summer heat · 25. kesä – 25. elo (yleensä)The tiled courtyards hold the heat and there is no shade in the Registan at any hour worth photographing it.84
- Bucharest 🇷🇴 RomaniaHeatwave weeks · 1. heinä – 20. elo (yleensä)The plain around the city bakes and the concrete holds it overnight; the met service issues red warnings most summers and the terraces do not fill until nine.83
- Toulouse 🇫🇷 FranceGaronne valley heat · 5. heinä – 25. eloThe brick that gives the city its colour also stores the heat, and August adds the French habit of closing for the month, so a good share of the restaurants are shut.83
- Niš 🇷🇸 SerbiaInland summer heat · 1. heinä – 25. elo (yleensä)Nis sits in a basin well away from any sea and July and August afternoons are brutal in it, which is why nothing happens between two and six.83
- Ronda 🇪🇸 SpainInland Andalusian heat · 1. heinä – 25. eloRonda sits high enough to cool off at night but not enough to escape the afternoon.83
- Évora 🇵🇹 PortugalAlentejo summer heat · 20. kesä – 5. syysThe interior of southern Portugal runs hotter than the coast by a wide margin and the walled town has no shade to speak of at midday.83
- Lyon 🇫🇷 FranceHeatwave weeks · 1. heinä – 20. elo (yleensä)The city sits in a river corridor that traps the heat, and most summers bring a run of days when the Presqu'ile is unwalkable in the afternoon.82
- Montpellier 🇫🇷 FranceLanguedoc heat · 1. heinä – 25. eloThe old town's narrow streets stay usable but the tram platforms and the Antigone esplanade do not, and the coast at Palavas is where the city goes at four.82
- Siena 🇮🇹 ItalyTuscan inland heat · 5. heinä – 25. eloSiena is a hill town with brick that holds heat and a shadeless main square.82
- Aix-en-Provence 🇫🇷 FranceHeatwave weeks · 1. heinä – 25. elo (yleensä)Most summers bring stretches where the town moves indoors until six and the fountains are the only shade worth having.82
- Carcassonne 🇫🇷 FranceHeatwave weeks · 1. heinä – 25. elo (yleensä)The Aude valley takes the worst of the southern summer, and the walled city has almost no shade in it.82
- Madaba 🇯🇴 JordanPlateau summer · 15. kesä – 5. syys (yleensä)Madaba sits high enough to be a degree kinder than Amman and much kinder than the valley below, but the churches are stone boxes with no air moving and the afternoon walk between them is work.82
- Madrid 🇪🇸 SpainHeatwave weeks · 1. heinä – 31. eloAEMET runs heat warnings for the Madrid region through most of high summer, and the city plans around them: sightseeing before noon, nothing outdoors between two and eight, terraces after dark.81
- Petra 🇯🇴 JordanBare rock in high summer · 1. kesä – 10. syysThere is almost no shade past the Siq, and the climbs to the Monastery and the High Place of Sacrifice are unmanageable after about ten in the morning.81
- Yerevan 🇦🇲 ArmeniaThe valley heat · 20. kesä – 31. elo (yleensä)Yerevan sits in a bowl and holds the heat; the tuff buildings radiate it back after dark.80
- Kashgar 🇨🇳 ChinaPeak summer heat · 1. heinä – 20. elo (yleensä)The oasis follows the desert.80
- Avignon 🇫🇷 FranceHeatwave weeks · 1. heinä – 25. elo (yleensä)Avignon sits in one of the hottest corners of France and the festival plays straight through it: the stone courtyards hold the day until well past midnight.80
- Budapest 🇭🇺 HungarySummer heat alerts · 1. heinä – 20. elo (yleensä)The national weather service issues heat alerts most summers and the city holds it: stone, no sea and little shade on the Pest grid.79
- Göreme 🇹🇷 TurkeyHigh summer on the plateau · 1. heinä – 20. elo (yleensä)The valleys are treeless and the tuff throws the heat back at you, so walking Rose or Pigeon valley is a dawn job.79
- Great Sand Dunes National Park 🇺🇸 United StatesScorching sand surface · 1. kesä – 31. elo (yleensä)The sand surface gets far hotter than the air and burns bare feet and dogs' pads by mid-morning.79
…ja 122 muuta — elokuu.
Äärihelle — syyskuu
- Évora 🇵🇹 PortugalAlentejo summer heat · 20. kesä – 5. syysThe interior of southern Portugal runs hotter than the coast by a wide margin and the walled town has no shade to speak of at midday.89
- Sacramento 🇺🇸 United StatesValley heat · 20. kesä – 10. syys (yleensä)Runs of triple-digit afternoons come through the valley several times a summer and the city moves indoors and underground until evening.87
- Madaba 🇯🇴 JordanPlateau summer · 15. kesä – 5. syys (yleensä)Madaba sits high enough to be a degree kinder than Amman and much kinder than the valley below, but the churches are stone boxes with no air moving and the afternoon walk between them is work.87
- Petra 🇯🇴 JordanBare rock in high summer · 1. kesä – 10. syysThere is almost no shade past the Siq, and the climbs to the Monastery and the High Place of Sacrifice are unmanageable after about ten in the morning.86
- St. Louis 🇺🇸 United StatesSummer heat and humidity · 15. kesä – 5. syys (yleensä)The river valley traps humidity and the heat index runs well above the thermometer for weeks.85
- Córdoba, Spain 🇪🇸 SpainThe summer heat · 20. kesä – 5. syysCordoba is routinely the hottest city in Spain and the old town is built for it: shuttered mornings, nothing outdoors until nine at night.85
- Isfahan 🇮🇷 IranThe dry summer · 10. kesä – 5. syys (yleensä)Dry rather than sticky, but the square is unshaded and unusable in the middle of the day.84
- Tehran 🇮🇷 IranThe dry summer · 15. kesä – 5. syys (yleensä)Hot and dusty at street level, several degrees cooler in the northern suburbs against the mountain, which is where the city goes in the evening.83
- Vatican City Vatican CitySummer queue on the wall · 15. kesä – 5. syysIn high summer the unbooked entrance queue runs along an unshaded wall for hours and the Sistine Chapel is packed shoulder to shoulder.83
- Sedona 🇺🇸 United StatesSummer heat · 1. kesä – 10. syys (yleensä)At 1,300 metres Sedona is cooler than Phoenix and still too hot to walk red rock after ten in the morning.82
- Podgorica 🇲🇪 MontenegroExtreme summer heat · 25. kesä – 1. syys (yleensä)One of the hottest cities in Europe, sitting in a bowl of hills an hour from the sea with nothing to move the air.82
- Philadelphia 🇺🇸 United StatesSummer heat and humidity · 25. kesä – 5. syys (yleensä)Rowhouse blocks hold the heat overnight and the mid-Atlantic humidity does the rest.81
- Washington 🇺🇸 United StatesSummer heat and humidity · 20. kesä – 5. syys (yleensä)The city was built on a river flat and the summer behaves accordingly, with afternoon thunderstorms and heat advisories through July and August.80
- Zion National Park 🇺🇸 United StatesCanyon heat · 1. kesä – 10. syys (yleensä)The canyon floor sits above forty degrees on midsummer afternoons and the rock radiates it back.80
- Atlanta 🇺🇸 United StatesSummer heat and humidity · 10. kesä – 10. syys (yleensä)Three months of humid thirty-plus afternoons with a thunderstorm most days around five.80
- Moab 🇺🇸 United StatesSummer heat · 15. kesä – 5. syys (yleensä)There is no shade on the slickrock and no water on the trails.80
- Death Valley National Park 🇺🇸 United StatesSummer extreme heat · 15. touko – 30. syysThe hottest reliably measured place on Earth, and the park closes its lower trails and warns people off walking after ten in the morning.79
- Damascus 🇸🇾 SyriaThe dry heat · 15. kesä – 5. syys (yleensä)Heat the city has always answered with courtyards and late nights.79
- Shiraz 🇮🇷 IranThe dry summer · 10. kesä – 10. syys (yleensä)Dry heat at altitude, which means the shaded gardens work and the middle of the day does not.78
- Canyonlands National Park 🇺🇸 United StatesSummer heat · 10. kesä – 5. syys (yleensä)No shade, no water and no phone signal below the rim, and the Maze district is a long way from any help.78
- Mardin 🇹🇷 TurkeyMesopotamian summer · 15. kesä – 10. syys (yleensä)The plain below the ridge is one of the hottest places in Turkey and the stone lanes hold the heat into the night.78
- Jerash 🇯🇴 JordanHeat on the ruins · 15. kesä – 5. syys (yleensä)Nothing at Gerasa has a roof, and the limestone throws the heat straight back at you the length of the colonnaded street.78
- Wadi Rum 🇯🇴 JordanThe unusable middle of the day · 1. kesä – 10. syys (yleensä)Camps still run, but jeep trips go at dawn and after five and the scrambles are off entirely.78
- Big Bend National Park 🇺🇸 United StatesDesert summer heat · 15. touko – 15. syys (yleensä)The desert floor along the Rio Grande is the hot part; the Chisos Basin sits high enough to be bearable.77
- Tripoli 🇱🇾 LibyaThe coastal summer · 15. kesä – 15. syys (yleensä)Humid rather than desert-dry because the sea is right there, and the middle of the day is dead.77
…ja 64 muuta — syyskuu.
Äärihelle — lokakuu
- Gaborone 🇧🇼 BotswanaThe build-up · 1. loka – 20. marras (yleensä)The weeks before the rains break are the hardest of the year: still air, dust off the bare ground and afternoons nobody walks anywhere in.82
- Sossusvlei 🇳🇦 NamibiaHeat before the rains · 1. loka – 31. joulu (yleensä)From October the dunes are unclimbable much after nine in the morning and the walk into Deadvlei is a first-light job or nothing.75
- Phoenix 🇺🇸 United StatesExtreme heat · 1. touko – 5. loka (yleensä)Five months over forty degrees with nights that no longer drop below thirty in July.74
- Darwin 🇦🇺 AustraliaThe build-up · 1. loka – 15. joulu (yleensä)Locals call the weeks before the rains the build-up: still, heavy air and thunderheads that stack up every afternoon without delivering.65
- Victoria Falls 🇿🇼 ZimbabweSuicide month · 20. syys – 10. marras (yleensä)The local name for the weeks before the rains break, when the valley bakes and the bush is grey.62
- Etosha National Park 🇳🇦 NamibiaThe heat before the rains · 1. loka – 10. joulu (yleensä)October and November are the hard end of the dry season, when the heat builds until the rains break it.61
- Kakadu 🇦🇺 AustraliaThe build-up · 1. loka – 15. joulu (yleensä)Locals call October to December the build-up: still, heavy air and thunderheads that stack up for weeks before they deliver.45
Äärihelle — marraskuu
- Adelaide 🇦🇺 AustraliaHeat and fire danger season · 15. marras – 15. maalis (yleensä)A run of hot northerlies can put the Hills and the Fleurieu on catastrophic fire danger and bring a total fire ban; the country fire service rates each district a day at a time.94
- Gaborone 🇧🇼 BotswanaThe build-up · 1. loka – 20. marras (yleensä)The weeks before the rains break are the hardest of the year: still air, dust off the bare ground and afternoons nobody walks anywhere in.80
- Sossusvlei 🇳🇦 NamibiaHeat before the rains · 1. loka – 31. joulu (yleensä)From October the dunes are unclimbable much after nine in the morning and the walk into Deadvlei is a first-light job or nothing.74
- Uluru 🇦🇺 AustraliaHeat closures on the walks · 1. marras – 31. maalis (yleensä)Park rangers close the Valley of the Winds beyond the first lookout from eleven in the morning whenever the forecast hits the mid-thirties, and the same logic applies to the Uluru base walk.69
- Victoria Falls 🇿🇼 ZimbabweSuicide month · 20. syys – 10. marras (yleensä)The local name for the weeks before the rains break, when the valley bakes and the bush is grey.64
- Etosha National Park 🇳🇦 NamibiaThe heat before the rains · 1. loka – 10. joulu (yleensä)October and November are the hard end of the dry season, when the heat builds until the rains break it.64
- Darwin 🇦🇺 AustraliaThe build-up · 1. loka – 15. joulu (yleensä)Locals call the weeks before the rains the build-up: still, heavy air and thunderheads that stack up every afternoon without delivering.55
- Kakadu 🇦🇺 AustraliaThe build-up · 1. loka – 15. joulu (yleensä)Locals call October to December the build-up: still, heavy air and thunderheads that stack up for weeks before they deliver.39
Äärihelle — joulukuu
- Adelaide 🇦🇺 AustraliaHeat and fire danger season · 15. marras – 15. maalis (yleensä)A run of hot northerlies can put the Hills and the Fleurieu on catastrophic fire danger and bring a total fire ban; the country fire service rates each district a day at a time.91
- Sossusvlei 🇳🇦 NamibiaHeat before the rains · 1. loka – 31. joulu (yleensä)From October the dunes are unclimbable much after nine in the morning and the walk into Deadvlei is a first-light job or nothing.73
- Asunción 🇵🇾 ParaguaySummer heat · 1. joulu – 28. helmi (yleensä)The met service runs heat warnings through most of the southern summer and the low-lying centre holds it after dark.64
- Etosha National Park 🇳🇦 NamibiaThe heat before the rains · 1. loka – 10. joulu (yleensä)October and November are the hard end of the dry season, when the heat builds until the rains break it.63
- Alice Springs 🇦🇺 AustraliaThe heat closes the walking · 1. joulu – 28. helmiFrom December the long trails are advised against, guided walks stand down, and the town runs on early mornings and waterholes.61
- Hlane Royal National Park 🇸🇿 EswatiniLowveld summer heat · 1. joulu – 28. helmiMidsummer on the flats can push into the high thirties, the grass is high and the game scatters away from the pans.60
- Uluru 🇦🇺 AustraliaHeat closures on the walks · 1. marras – 31. maalis (yleensä)Park rangers close the Valley of the Winds beyond the first lookout from eleven in the morning whenever the forecast hits the mid-thirties, and the same logic applies to the Uluru base walk.59
- Darwin 🇦🇺 AustraliaThe build-up · 1. loka – 15. joulu (yleensä)Locals call the weeks before the rains the build-up: still, heavy air and thunderheads that stack up every afternoon without delivering.49
- Kakadu 🇦🇺 AustraliaThe build-up · 1. loka – 15. joulu (yleensä)Locals call October to December the build-up: still, heavy air and thunderheads that stack up for weeks before they deliver.37