Chaleur extrême, mois par mois dans le monde

Les semaines où la ville vit à l’intérieur.

Cette page est un avertissement, pas une recommandation. Chaleur extrême concerne 183 destinations sur SeasonMap ; les mois ci-dessous sont ceux où la période de risque est ouverte — la plupart des semaines passent sans histoire, et le score affiché à côté de chaque lieu reste le score climatique habituel, risque compris.

← Toutes les saisonsLe calendrier du monde

Quand ça a lieu

Nombre de destinations concernées (chaleur extrême) ce mois-là. Les périodes bougent un peu chaque année.

Chaleur extrême en janvier

  1. Adélaïde 🇦🇺 AustralieHeat and fire danger season · 15 nov. – 15 mars (en général)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
  2. Buenos Aires 🇦🇷 ArgentineSummer heat and humidity · 1 janv. – 25 févr. (en général)River-plate humidity on top of the heat, and the porteños who can afford to have gone to the coast.79
  3. Parc national royal de Hlane 🇸🇿 EswatiniLowveld summer heat · 1 déc. – 28 févr.Midsummer on the flats can push into the high thirties, the grass is high and the game scatters away from the pans.61
  4. Asuncion 🇵🇾 ParaguaySummer heat · 1 déc. – 28 févr. (en général)The met service runs heat warnings through most of the southern summer and the low-lying centre holds it after dark.57
  5. Alice Springs 🇦🇺 AustralieThe heat closes the walking · 1 déc. – 28 févr.From December the long trails are advised against, guided walks stand down, and the town runs on early mornings and waterholes.55
  6. Uluru/Ayers Rock 🇦🇺 AustralieHeat closures on the walks · 1 nov. – 31 mars (en général)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

Au programme dans le monde en janvier →

Chaleur extrême en février

  1. Adélaïde 🇦🇺 AustralieHeat and fire danger season · 15 nov. – 15 mars (en général)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
  2. Buenos Aires 🇦🇷 ArgentineSummer heat and humidity · 1 janv. – 25 févr. (en général)River-plate humidity on top of the heat, and the porteños who can afford to have gone to the coast.79
  3. Asuncion 🇵🇾 ParaguaySummer heat · 1 déc. – 28 févr. (en général)The met service runs heat warnings through most of the southern summer and the low-lying centre holds it after dark.62
  4. Alice Springs 🇦🇺 AustralieThe heat closes the walking · 1 déc. – 28 févr.From December the long trails are advised against, guided walks stand down, and the town runs on early mornings and waterholes.62
  5. Parc national royal de Hlane 🇸🇿 EswatiniLowveld summer heat · 1 déc. – 28 févr.Midsummer on the flats can push into the high thirties, the grass is high and the game scatters away from the pans.59
  6. Uluru/Ayers Rock 🇦🇺 AustralieHeat closures on the walks · 1 nov. – 31 mars (en général)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

Au programme dans le monde en février →

Chaleur extrême en mars

  1. Adélaïde 🇦🇺 AustralieHeat and fire danger season · 15 nov. – 15 mars (en général)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
  2. Bangalore 🇮🇳 IndePre-monsoon heat and water cuts · 1 mars – 25 mai (en général)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
  3. Mandalay 🇲🇲 BirmanieHot season on the dry plain · 1 mars – 15 mai (en général)Mandalay sits in the driest part of the country and the pre-monsoon weeks are the hardest in Myanmar.72
  4. Uluru/Ayers Rock 🇦🇺 AustralieHeat closures on the walks · 1 nov. – 31 mars (en général)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
  5. Ensemble monumental de Hampi 🇮🇳 IndeDeccan pre-monsoon heat · 15 mars – 31 mai (en général)The granite holds everything it takes all day and there is no shade on the boulder ridges or in the bazaar.66
  6. Hyderabad 🇮🇳 IndeDeccan summer heat · 20 mars – 5 juin (en général)Heat advisories start in late March and the middle of the day goes indoors until the rains break.62
  7. Rangoun 🇲🇲 BirmanieHot season · 1 mars – 15 mai (en général)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
  8. Bamako 🇲🇱 MaliThe hot months · 15 mars – 31 mai (en général)The stretch between the harmattan lifting and the first rains is the hardest of the year.50
  9. Ouagadougou 🇧🇫 Burkina FasoThe hot season · 15 mars – 31 mai (en général)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
  10. N'Djaména 🇹🇩 TchadThe hot months · 20 mars – 10 juin (en général)The weeks between the harmattan lifting and the first storms are punishing, and the power supply picks exactly then to fail.43
  11. Niamey 🇳🇪 NigerThe hot months · 15 mars – 31 mai (en général)The hardest stretch of the Sahelian year, when the nights stop cooling down and the afternoons are spent indoors.42

Au programme dans le monde en mars →

Chaleur extrême en avril

  1. Bangalore 🇮🇳 IndePre-monsoon heat and water cuts · 1 mars – 25 mai (en général)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
  2. Pondichéry 🇮🇳 IndeCoastal summer · 1 avr. – 15 juin (en général)The hottest and stickiest stretch on this coast, with the sea breeze the only relief and afternoons written off.67
  3. Agra 🇮🇳 IndePre-monsoon heat · 20 avr. – 20 juin (en général)The plains bake through May and the marble is too hot to walk on barefoot by mid-morning.59
  4. Dacca 🇧🇩 BangladeshPre-monsoon heat · 1 avr. – 25 mai (en général)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
  5. Udaipur 🇮🇳 IndePre-monsoon heat · 25 avr. – 20 juin (en général)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
  6. Pune 🇮🇳 IndeDeccan pre-monsoon heat · 1 avr. – 31 mai (en général)The city that sells itself as the cool alternative to Mumbai stops being one for two months.58
  7. Mérida 🇲🇽 MexiquePre-rain heat · 1 avr. – 31 mai (en général)The weeks before the rains break are the hardest of the Yucatán year, and the city shuts down between one and five.57
  8. Jaipur 🇮🇳 IndePre-monsoon heat · 25 avr. – 20 juin (en général)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
  9. Ensemble monumental de Hampi 🇮🇳 IndeDeccan pre-monsoon heat · 15 mars – 31 mai (en général)The granite holds everything it takes all day and there is no shade on the boulder ridges or in the bazaar.52
  10. Bénarès 🇮🇳 IndePlains summer · 15 avr. – 20 juin (en général)The Gangetic plain at its worst: the ghats are empty between ten and five and the stone is too hot to sit on.51
  11. Rangoun 🇲🇲 BirmanieHot season · 1 mars – 15 mai (en général)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
  12. Mandalay 🇲🇲 BirmanieHot season on the dry plain · 1 mars – 15 mai (en général)Mandalay sits in the driest part of the country and the pre-monsoon weeks are the hardest in Myanmar.51
  13. Khajurâho 🇮🇳 IndePre-monsoon heat · 15 avr. – 15 juin (en général)The Bundelkhand plateau is one of the hotter corners of central India before the rains and the sandstone radiates it back at you.50
  14. Jodhpur 🇮🇳 IndePre-monsoon heat · 20 avr. – 25 juin (en général)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
  15. Hyderabad 🇮🇳 IndeDeccan summer heat · 20 mars – 5 juin (en général)Heat advisories start in late March and the middle of the day goes indoors until the rains break.44
  16. Bamako 🇲🇱 MaliThe hot months · 15 mars – 31 mai (en général)The stretch between the harmattan lifting and the first rains is the hardest of the year.42
  17. Ouagadougou 🇧🇫 Burkina FasoThe hot season · 15 mars – 31 mai (en général)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
  18. Niamey 🇳🇪 NigerThe hot months · 15 mars – 31 mai (en général)The hardest stretch of the Sahelian year, when the nights stop cooling down and the afternoons are spent indoors.31
  19. N'Djaména 🇹🇩 TchadThe hot months · 20 mars – 10 juin (en général)The weeks between the harmattan lifting and the first storms are punishing, and the power supply picks exactly then to fail.31

Au programme dans le monde en avril →

Chaleur extrême en mai

  1. Parc national de la vallée de la Mort 🇺🇸 États-UnisSummer extreme heat · 15 mai – 30 sept.The hottest reliably measured place on Earth, and the park closes its lower trails and warns people off walking after ten in the morning.84
  2. Parc national de Saguaro 🇺🇸 États-UnisThe heat rule · 15 mai – 15 sept.The 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
  3. Jéricho 🇵🇸 État de PalestineThe Jordan Valley summer · 20 mai – 20 sept. (en général)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
  4. Siwa 🇪🇬 ÉgypteOasis summer · 15 mai – 15 sept. (en général)Everything happens before nine and after six, and the shaded pools and the cold springs are the whole day in between.78
  5. Parc national de Big Bend 🇺🇸 États-UnisDesert summer heat · 15 mai – 15 sept. (en général)The desert floor along the Rio Grande is the hot part; the Chisos Basin sits high enough to be bearable.75
  6. Parc national du Grand Canyon 🇺🇸 États-UnisInner canyon heat · 15 mai – 15 sept.It 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
  7. Parc national de Joshua Tree 🇺🇸 États-UnisDesert summer heat · 25 mai – 20 sept. (en général)Afternoons over forty degrees, no shade to speak of and no water anywhere in the park.74
  8. Monterrey 🇲🇽 MexiqueSummer heat · 15 mai – 5 sept. (en général)The city sits in a bowl of the Sierra Madre and holds its heat well into the night.74
  9. Tucson 🇺🇸 États-UnisDesert summer heat · 10 mai – 20 sept.Trailheads 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
  10. Scottsdale 🇺🇸 États-UnisDesert summer heat · 15 mai – 20 sept.Preserve 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
  11. Houston 🇺🇸 États-UnisGulf coast heat and humidity · 20 mai – 25 sept. (en général)Four months where the dew point does not drop and the heat index sits above forty most afternoons.68
  12. Phoenix 🇺🇸 États-UnisExtreme heat · 1 mai – 5 oct. (en général)Five months over forty degrees with nights that no longer drop below thirty in July.67
  13. Bangalore 🇮🇳 IndePre-monsoon heat and water cuts · 1 mars – 25 mai (en général)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
  14. Manama 🇧🇭 BahreïnHeat and humidity · 20 mai – 30 sept. (en général)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
  15. Port-Soudan 🇸🇩 SoudanHeat and humidity · 20 mai – 30 sept. (en général)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
  16. Karachi 🇵🇰 PakistanHeat when the sea breeze drops · 1 mai – 25 juin (en général)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
  17. Abou Dabi 🇦🇪 Émirats arabes unisOutdoor season shuts · 15 mai – 30 sept. (en général)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
  18. Kich 🇮🇷 IranGulf heat and humidity · 20 mai – 30 sept. (en général)Sticky rather than dry, and the sea gives no relief because it is as warm as the air.57
  19. Pune 🇮🇳 IndeDeccan pre-monsoon heat · 1 avr. – 31 mai (en général)The city that sells itself as the cool alternative to Mumbai stops being one for two months.56
  20. Ensemble monumental de Hampi 🇮🇳 IndeDeccan pre-monsoon heat · 15 mars – 31 mai (en général)The granite holds everything it takes all day and there is no shade on the boulder ridges or in the bazaar.54
  21. Pondichéry 🇮🇳 IndeCoastal summer · 1 avr. – 15 juin (en général)The hottest and stickiest stretch on this coast, with the sea breeze the only relief and afternoons written off.54
  22. Mérida 🇲🇽 MexiquePre-rain heat · 1 avr. – 31 mai (en général)The weeks before the rains break are the hardest of the Yucatán year, and the city shuts down between one and five.50
  23. Mandalay 🇲🇲 BirmanieHot season on the dry plain · 1 mars – 15 mai (en général)Mandalay sits in the driest part of the country and the pre-monsoon weeks are the hardest in Myanmar.50
  24. La Mecque 🇸🇦 Arabie saouditeSummer heat in the valley · 15 mai – 15 sept.The city sits in a bare rock valley with nothing to soften the afternoon.48
  25. Lahore 🇵🇰 PakistanPre-monsoon heat · 1 mai – 25 juin (en général)The plains bake before the rains and load-shedding tracks the demand, so the air conditioning is not a given.48

…et 21 de plus en mai.

Au programme dans le monde en mai →

Chaleur extrême en juin

  1. Évora 🇵🇹 PortugalAlentejo summer heat · 20 juin – 5 sept.The 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
  2. Erevan 🇦🇲 ArménieThe valley heat · 20 juin – 31 août (en général)Yerevan sits in a bowl and holds the heat; the tuff buildings radiate it back after dark.88
  3. Och 🇰🇬 KirghizistanHigh-summer heat · 25 juin – 20 août (en général)The Ferghana end of the country is a good deal hotter than Bishkek and the bazaar runs early and late around it.87
  4. Madaba 🇯🇴 JordaniePlateau summer · 15 juin – 5 sept. (en général)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
  5. Pétra 🇯🇴 JordanieBare rock in high summer · 1 juin – 10 sept.There 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
  6. Sacramento 🇺🇸 États-UnisValley heat · 20 juin – 10 sept. (en général)Runs of triple-digit afternoons come through the valley several times a summer and the city moves indoors and underground until evening.85
  7. Vatican VaticanSummer queue on the wall · 15 juin – 5 sept.In high summer the unbooked entrance queue runs along an unshaded wall for hours and the Sistine Chapel is packed shoulder to shoulder.85
  8. Samarcande 🇺🇿 OuzbékistanHigh-summer heat · 25 juin – 25 août (en général)The tiled courtyards hold the heat and there is no shade in the Registan at any hour worth photographing it.83
  9. Cordoue 🇪🇸 EspagneThe summer heat · 20 juin – 5 sept.Cordoba is routinely the hottest city in Spain and the old town is built for it: shuttered mornings, nothing outdoors until nine at night.83
  10. Tripoli 🇱🇾 LibyeThe coastal summer · 15 juin – 15 sept. (en général)Humid rather than desert-dry because the sea is right there, and the middle of the day is dead.82
  11. Laâyoune Sahara occidentalWhen the wind turns inland · 1 juin – 15 sept. (en général)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
  12. Athènes 🇬🇷 GrèceMidday closures in the heat · 15 juin – 31 août (en général)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
  13. Selçuk 🇹🇷 TurquieNo shade at Ephesus · 25 juin – 31 août (en général)The ruins are a kilometre of open marble with nothing to stand under, and the terrace houses are hotter still under their roof.81
  14. Podgorica 🇲🇪 MonténégroExtreme summer heat · 25 juin – 1 sept. (en général)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
  15. Douchanbé 🇹🇯 TadjikistanHigh-summer heat · 25 juin – 25 août (en général)The Hisor valley traps the heat and the city runs on the plane-tree shade along Rudaki and the tea houses.80
  16. Damas 🇸🇾 SyrieThe dry heat · 15 juin – 5 sept. (en général)Heat the city has always answered with courtyards and late nights.80
  17. Philadelphie 🇺🇸 États-UnisSummer heat and humidity · 25 juin – 5 sept. (en général)Rowhouse blocks hold the heat overnight and the mid-Atlantic humidity does the rest.79
  18. Jerash 🇯🇴 JordanieHeat on the ruins · 15 juin – 5 sept. (en général)Nothing at Gerasa has a roof, and the limestone throws the heat straight back at you the length of the colonnaded street.79
  19. Washington 🇺🇸 États-UnisSummer heat and humidity · 20 juin – 5 sept. (en général)The city was built on a river flat and the summer behaves accordingly, with afternoon thunderstorms and heat advisories through July and August.78
  20. Parc national et réserve des Great Sand Dunes 🇺🇸 États-UnisScorching sand surface · 1 juin – 31 août (en général)The sand surface gets far hotter than the air and burns bare feet and dogs' pads by mid-morning.78
  21. Pamukkale 🇹🇷 TurquieHeat on the terraces · 25 juin – 31 août (en général)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
  22. Parc national de Zion 🇺🇸 États-UnisCanyon heat · 1 juin – 10 sept. (en général)The canyon floor sits above forty degrees on midsummer afternoons and the rock radiates it back.77
  23. Wadi Rum 🇯🇴 JordanieThe unusable middle of the day · 1 juin – 10 sept. (en général)Camps still run, but jeep trips go at dawn and after five and the scrambles are off entirely.77
  24. Parc national des Pinnacles 🇺🇸 États-UnisSummer heat and fire danger · 1 juin – 15 sept. (en général)The chaparral offers no shade and the High Peaks are exposed the whole way round.76
  25. Andijan 🇺🇿 OuzbékistanHigh-summer heat · 25 juin – 25 août (en général)The valley bakes for two months and the town works early and late around it.76

…et 93 de plus en juin.

Au programme dans le monde en juin →

Chaleur extrême en juillet

  1. Coimbra 🇵🇹 PortugalMondego valley heat · 1 juil. – 31 aoûtThe valley sits far enough from the sea to lose the Atlantic breeze, and the university hill is all stone stairs in full sun.88
  2. Salamanque 🇪🇸 EspagneMeseta summer heat · 1 juil. – 31 aoûtHigh, dry and treeless: the Plaza Mayor is an oven from noon and the sandstone throws it back until late.87
  3. Pristina KosovoKosovo plain heat · 1 juil. – 20 aoûtThe 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
  4. Tchita 🇷🇺 RussieSummer heat swing · 1 juil. – 15 août (en général)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
  5. Ronda 🇪🇸 EspagneInland Andalusian heat · 1 juil. – 25 aoûtRonda sits high enough to cool off at night but not enough to escape the afternoon.85
  6. Lyon 🇫🇷 FranceHeatwave weeks · 1 juil. – 20 août (en général)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
  7. Toulouse 🇫🇷 FranceGaronne valley heat · 5 juil. – 25 aoûtThe 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
  8. Sienne 🇮🇹 ItalieTuscan inland heat · 5 juil. – 25 aoûtSiena is a hill town with brick that holds heat and a shadeless main square.84
  9. Évora 🇵🇹 PortugalAlentejo summer heat · 20 juin – 5 sept.The 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
  10. Och 🇰🇬 KirghizistanHigh-summer heat · 25 juin – 20 août (en général)The Ferghana end of the country is a good deal hotter than Bishkek and the bazaar runs early and late around it.83
  11. Montpellier 🇫🇷 FranceLanguedoc heat · 1 juil. – 25 aoûtThe 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
  12. Aix-en-Provence 🇫🇷 FranceHeatwave weeks · 1 juil. – 25 août (en général)Most summers bring stretches where the town moves indoors until six and the fountains are the only shade worth having.83
  13. Carcassonne 🇫🇷 FranceHeatwave weeks · 1 juil. – 25 août (en général)The Aude valley takes the worst of the southern summer, and the walled city has almost no shade in it.83
  14. Madaba 🇯🇴 JordaniePlateau summer · 15 juin – 5 sept. (en général)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
  15. Pétra 🇯🇴 JordanieBare rock in high summer · 1 juin – 10 sept.There 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
  16. Avignon 🇫🇷 FranceHeatwave weeks · 1 juil. – 25 août (en général)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
  17. Budapest 🇭🇺 HongrieSummer heat alerts · 1 juil. – 20 août (en général)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
  18. Göreme 🇹🇷 TurquieHigh summer on the plateau · 1 juil. – 20 août (en général)The valleys are treeless and the tuff throws the heat back at you, so walking Rose or Pigeon valley is a dawn job.81
  19. Palerme 🇮🇹 ItalieSirocco heat · 1 juil. – 31 aoûtWhen 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
  20. Bolzano 🇮🇹 ItalieValley-floor heat · 1 juil. – 20 août (en général)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
  21. Niš 🇷🇸 SerbieInland summer heat · 1 juil. – 25 août (en général)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
  22. Matera 🇮🇹 ItalieHeat in the ravine · 1 juil. – 25 aoûtThe 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
  23. Florence 🇮🇹 ItalieBasin heat · 1 juil. – 25 aoûtThe city sits in a bowl in the Arno valley with no breeze and stone that holds the day's heat overnight.79
  24. Erevan 🇦🇲 ArménieThe valley heat · 20 juin – 31 août (en général)Yerevan sits in a bowl and holds the heat; the tuff buildings radiate it back after dark.79
  25. Bucarest 🇷🇴 RoumanieHeatwave weeks · 1 juil. – 20 août (en général)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

…et 122 de plus en juillet.

Au programme dans le monde en juillet →

Chaleur extrême en août

  1. Tchita 🇷🇺 RussieSummer heat swing · 1 juil. – 15 août (en général)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
  2. Och 🇰🇬 KirghizistanHigh-summer heat · 25 juin – 20 août (en général)The Ferghana end of the country is a good deal hotter than Bishkek and the bazaar runs early and late around it.89
  3. Pristina KosovoKosovo plain heat · 1 juil. – 20 aoûtThe 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
  4. Coimbra 🇵🇹 PortugalMondego valley heat · 1 juil. – 31 aoûtThe valley sits far enough from the sea to lose the Atlantic breeze, and the university hill is all stone stairs in full sun.87
  5. Salamanque 🇪🇸 EspagneMeseta summer heat · 1 juil. – 31 aoûtHigh, dry and treeless: the Plaza Mayor is an oven from noon and the sandstone throws it back until late.86
  6. Samarcande 🇺🇿 OuzbékistanHigh-summer heat · 25 juin – 25 août (en général)The tiled courtyards hold the heat and there is no shade in the Registan at any hour worth photographing it.84
  7. Bucarest 🇷🇴 RoumanieHeatwave weeks · 1 juil. – 20 août (en général)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
  8. Toulouse 🇫🇷 FranceGaronne valley heat · 5 juil. – 25 aoûtThe 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
  9. Niš 🇷🇸 SerbieInland summer heat · 1 juil. – 25 août (en général)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
  10. Ronda 🇪🇸 EspagneInland Andalusian heat · 1 juil. – 25 aoûtRonda sits high enough to cool off at night but not enough to escape the afternoon.83
  11. Évora 🇵🇹 PortugalAlentejo summer heat · 20 juin – 5 sept.The 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
  12. Lyon 🇫🇷 FranceHeatwave weeks · 1 juil. – 20 août (en général)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
  13. Montpellier 🇫🇷 FranceLanguedoc heat · 1 juil. – 25 aoûtThe 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
  14. Sienne 🇮🇹 ItalieTuscan inland heat · 5 juil. – 25 aoûtSiena is a hill town with brick that holds heat and a shadeless main square.82
  15. Aix-en-Provence 🇫🇷 FranceHeatwave weeks · 1 juil. – 25 août (en général)Most summers bring stretches where the town moves indoors until six and the fountains are the only shade worth having.82
  16. Carcassonne 🇫🇷 FranceHeatwave weeks · 1 juil. – 25 août (en général)The Aude valley takes the worst of the southern summer, and the walled city has almost no shade in it.82
  17. Madaba 🇯🇴 JordaniePlateau summer · 15 juin – 5 sept. (en général)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
  18. Madrid 🇪🇸 EspagneHeatwave weeks · 1 juil. – 31 aoûtAEMET 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
  19. Pétra 🇯🇴 JordanieBare rock in high summer · 1 juin – 10 sept.There 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
  20. Erevan 🇦🇲 ArménieThe valley heat · 20 juin – 31 août (en général)Yerevan sits in a bowl and holds the heat; the tuff buildings radiate it back after dark.80
  21. Kachgar 🇨🇳 ChinePeak summer heat · 1 juil. – 20 août (en général)The oasis follows the desert.80
  22. Avignon 🇫🇷 FranceHeatwave weeks · 1 juil. – 25 août (en général)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
  23. Budapest 🇭🇺 HongrieSummer heat alerts · 1 juil. – 20 août (en général)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
  24. Göreme 🇹🇷 TurquieHigh summer on the plateau · 1 juil. – 20 août (en général)The valleys are treeless and the tuff throws the heat back at you, so walking Rose or Pigeon valley is a dawn job.79
  25. Parc national et réserve des Great Sand Dunes 🇺🇸 États-UnisScorching sand surface · 1 juin – 31 août (en général)The sand surface gets far hotter than the air and burns bare feet and dogs' pads by mid-morning.79

…et 122 de plus en août.

Au programme dans le monde en août →

Chaleur extrême en septembre

  1. Évora 🇵🇹 PortugalAlentejo summer heat · 20 juin – 5 sept.The 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
  2. Sacramento 🇺🇸 États-UnisValley heat · 20 juin – 10 sept. (en général)Runs of triple-digit afternoons come through the valley several times a summer and the city moves indoors and underground until evening.87
  3. Madaba 🇯🇴 JordaniePlateau summer · 15 juin – 5 sept. (en général)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
  4. Pétra 🇯🇴 JordanieBare rock in high summer · 1 juin – 10 sept.There 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
  5. Saint-Louis 🇺🇸 États-UnisSummer heat and humidity · 15 juin – 5 sept. (en général)The river valley traps humidity and the heat index runs well above the thermometer for weeks.85
  6. Cordoue 🇪🇸 EspagneThe summer heat · 20 juin – 5 sept.Cordoba is routinely the hottest city in Spain and the old town is built for it: shuttered mornings, nothing outdoors until nine at night.85
  7. Ispahan 🇮🇷 IranThe dry summer · 10 juin – 5 sept. (en général)Dry rather than sticky, but the square is unshaded and unusable in the middle of the day.84
  8. Téhéran 🇮🇷 IranThe dry summer · 15 juin – 5 sept. (en général)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
  9. Vatican VaticanSummer queue on the wall · 15 juin – 5 sept.In high summer the unbooked entrance queue runs along an unshaded wall for hours and the Sistine Chapel is packed shoulder to shoulder.83
  10. Sedona 🇺🇸 États-UnisSummer heat · 1 juin – 10 sept. (en général)At 1,300 metres Sedona is cooler than Phoenix and still too hot to walk red rock after ten in the morning.82
  11. Podgorica 🇲🇪 MonténégroExtreme summer heat · 25 juin – 1 sept. (en général)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
  12. Philadelphie 🇺🇸 États-UnisSummer heat and humidity · 25 juin – 5 sept. (en général)Rowhouse blocks hold the heat overnight and the mid-Atlantic humidity does the rest.81
  13. Washington 🇺🇸 États-UnisSummer heat and humidity · 20 juin – 5 sept. (en général)The city was built on a river flat and the summer behaves accordingly, with afternoon thunderstorms and heat advisories through July and August.80
  14. Parc national de Zion 🇺🇸 États-UnisCanyon heat · 1 juin – 10 sept. (en général)The canyon floor sits above forty degrees on midsummer afternoons and the rock radiates it back.80
  15. Atlanta 🇺🇸 États-UnisSummer heat and humidity · 10 juin – 10 sept. (en général)Three months of humid thirty-plus afternoons with a thunderstorm most days around five.80
  16. Moab 🇺🇸 États-UnisSummer heat · 15 juin – 5 sept. (en général)There is no shade on the slickrock and no water on the trails.80
  17. Parc national de la vallée de la Mort 🇺🇸 États-UnisSummer extreme heat · 15 mai – 30 sept.The hottest reliably measured place on Earth, and the park closes its lower trails and warns people off walking after ten in the morning.79
  18. Damas 🇸🇾 SyrieThe dry heat · 15 juin – 5 sept. (en général)Heat the city has always answered with courtyards and late nights.79
  19. Chiraz 🇮🇷 IranThe dry summer · 10 juin – 10 sept. (en général)Dry heat at altitude, which means the shaded gardens work and the middle of the day does not.78
  20. Parc national des Canyonlands 🇺🇸 États-UnisSummer heat · 10 juin – 5 sept. (en général)No shade, no water and no phone signal below the rim, and the Maze district is a long way from any help.78
  21. Mardin 🇹🇷 TurquieMesopotamian summer · 15 juin – 10 sept. (en général)The plain below the ridge is one of the hottest places in Turkey and the stone lanes hold the heat into the night.78
  22. Jerash 🇯🇴 JordanieHeat on the ruins · 15 juin – 5 sept. (en général)Nothing at Gerasa has a roof, and the limestone throws the heat straight back at you the length of the colonnaded street.78
  23. Wadi Rum 🇯🇴 JordanieThe unusable middle of the day · 1 juin – 10 sept. (en général)Camps still run, but jeep trips go at dawn and after five and the scrambles are off entirely.78
  24. Parc national de Big Bend 🇺🇸 États-UnisDesert summer heat · 15 mai – 15 sept. (en général)The desert floor along the Rio Grande is the hot part; the Chisos Basin sits high enough to be bearable.77
  25. Tripoli 🇱🇾 LibyeThe coastal summer · 15 juin – 15 sept. (en général)Humid rather than desert-dry because the sea is right there, and the middle of the day is dead.77

…et 64 de plus en septembre.

Au programme dans le monde en septembre →

Chaleur extrême en octobre

  1. Gaborone 🇧🇼 BotswanaThe build-up · 1 oct. – 20 nov. (en général)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
  2. Sossusvlei 🇳🇦 NamibieHeat before the rains · 1 oct. – 31 déc. (en général)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
  3. Phoenix 🇺🇸 États-UnisExtreme heat · 1 mai – 5 oct. (en général)Five months over forty degrees with nights that no longer drop below thirty in July.74
  4. Darwin 🇦🇺 AustralieThe build-up · 1 oct. – 15 déc. (en général)Locals call the weeks before the rains the build-up: still, heavy air and thunderheads that stack up every afternoon without delivering.65
  5. Chutes Victoria 🇿🇼 ZimbabweSuicide month · 20 sept. – 10 nov. (en général)The local name for the weeks before the rains break, when the valley bakes and the bush is grey.62
  6. Parc national d'Etosha 🇳🇦 NamibieThe heat before the rains · 1 oct. – 10 déc. (en général)October and November are the hard end of the dry season, when the heat builds until the rains break it.61
  7. Parc national de Kakadu 🇦🇺 AustralieThe build-up · 1 oct. – 15 déc. (en général)Locals call October to December the build-up: still, heavy air and thunderheads that stack up for weeks before they deliver.45

Au programme dans le monde en octobre →

Chaleur extrême en novembre

  1. Adélaïde 🇦🇺 AustralieHeat and fire danger season · 15 nov. – 15 mars (en général)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
  2. Gaborone 🇧🇼 BotswanaThe build-up · 1 oct. – 20 nov. (en général)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
  3. Sossusvlei 🇳🇦 NamibieHeat before the rains · 1 oct. – 31 déc. (en général)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
  4. Uluru/Ayers Rock 🇦🇺 AustralieHeat closures on the walks · 1 nov. – 31 mars (en général)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
  5. Chutes Victoria 🇿🇼 ZimbabweSuicide month · 20 sept. – 10 nov. (en général)The local name for the weeks before the rains break, when the valley bakes and the bush is grey.64
  6. Parc national d'Etosha 🇳🇦 NamibieThe heat before the rains · 1 oct. – 10 déc. (en général)October and November are the hard end of the dry season, when the heat builds until the rains break it.64
  7. Darwin 🇦🇺 AustralieThe build-up · 1 oct. – 15 déc. (en général)Locals call the weeks before the rains the build-up: still, heavy air and thunderheads that stack up every afternoon without delivering.55
  8. Parc national de Kakadu 🇦🇺 AustralieThe build-up · 1 oct. – 15 déc. (en général)Locals call October to December the build-up: still, heavy air and thunderheads that stack up for weeks before they deliver.39

Au programme dans le monde en novembre →

Chaleur extrême en décembre

  1. Adélaïde 🇦🇺 AustralieHeat and fire danger season · 15 nov. – 15 mars (en général)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
  2. Sossusvlei 🇳🇦 NamibieHeat before the rains · 1 oct. – 31 déc. (en général)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
  3. Asuncion 🇵🇾 ParaguaySummer heat · 1 déc. – 28 févr. (en général)The met service runs heat warnings through most of the southern summer and the low-lying centre holds it after dark.64
  4. Parc national d'Etosha 🇳🇦 NamibieThe heat before the rains · 1 oct. – 10 déc. (en général)October and November are the hard end of the dry season, when the heat builds until the rains break it.63
  5. Alice Springs 🇦🇺 AustralieThe heat closes the walking · 1 déc. – 28 févr.From December the long trails are advised against, guided walks stand down, and the town runs on early mornings and waterholes.61
  6. Parc national royal de Hlane 🇸🇿 EswatiniLowveld summer heat · 1 déc. – 28 févr.Midsummer on the flats can push into the high thirties, the grass is high and the game scatters away from the pans.60
  7. Uluru/Ayers Rock 🇦🇺 AustralieHeat closures on the walks · 1 nov. – 31 mars (en général)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
  8. Darwin 🇦🇺 AustralieThe build-up · 1 oct. – 15 déc. (en général)Locals call the weeks before the rains the build-up: still, heavy air and thunderheads that stack up every afternoon without delivering.49
  9. Parc national de Kakadu 🇦🇺 AustralieThe build-up · 1 oct. – 15 déc. (en général)Locals call October to December the build-up: still, heavy air and thunderheads that stack up for weeks before they deliver.37

Au programme dans le monde en décembre →

Chaleur extrême, mois par mois dans le monde | SeasonMap