Consequently,
Météo france takes stock:
It was the second heat wave of summer 2025 and 51e Since 1947. Therefore, From August 8 to 18, France has suffocated. However, The episode. For example, which lasted 11 days, becomes “the second longest heat wave for a month in August after the heat wave of August 2003 which had lasted sixteen days”, notes Météo France. Therefore, It is also one of the “most intense” heat waves in the south of the country which “could know heat levels comparable to those occurring during the historic heat wave of 2003”. Therefore, specifies the institute.
Up to 42 ° C in places – Météo france takes stock
According to the statements made by Météo France. Similarly, the 40 ° C threshold was reached or exceeded 32 times, by 20 stations, in August 2025. Meanwhile, Sometimes Mercury did not go down for two days in a row in several cities in météo france takes stock the south such as Toulouse (Haute-Garonne). Argentat (Corrèze), Agen (Lot-et-Garonne) and Montauban (Tarn-et-Garonne). In Carcassonne (Aude), the 40 ° C bar was crossed twice for two consecutive days.
The maximums sometimes locally broke the 2003 heat wave records. “Thus. in Carcassonne, Cognac, Toulouse and Bordeaux, the maximum temperatures were on average on the episode of one to two degrees higher than in 2003,” said Météo France. Unpublished values were reached: 41.6 ° C in Bordeaux, 42.3 ° C in Angoulême, 42.1 ° C in Bergerac… In 2003 however. the north of the country had also experienced record temperatures and 40 ° météo france takes stock C had been reached 87 times by 28 stations.
Tropical nights
The nights were also very hot. Météo France has counted several episodes of tropical nights, beyond 20 ° C. Among them. the longest lasted all the time of the heat wave, 11 days, in Nice (Alpes-Maritimes), Sète (Hérault) or Perpignan (Pyrénées-Orientales).
“The hottest nights were those from August 12 to 13. from August 15, with in particular unpublished values noted as in Bergerac (Dordogne) with 23.6 ° C on 13 or 27.8 ° C in Narbonne (Aude) on the 16th”, underlines the Institute.
34 heat waves since 2000
This heat wave marks the second of the summer of 2025, after that from June 19 to July 4. “With 27 days in heat wave. summer 2025 ranks second for the number of days in heat wave,” notes Météo France. The hottest summer remains that of 2022, struck by three heat waves, in June, July and météo france takes stock August, or 33 days in total.
Consequences of climate change, these heat waves have multiplied for twenty years. Before the 2000s, Météo France had only identified 17, against 34 after 2000.
Anna Huot Hermann Huot
Further reading: Tour de France 2025. Finally a French final victory? – Award for the age of maternity in France: what consequences? – France Quintessence 2025, the French spirits fair at the Bastille Design Center – Closure of several beaches in France after detecting sea bladders – Kick -off for the French Open Summer Swimming Championship in Poitiers.
