Temperatures will go back far above seasonal averages at the end of the weekend, reports Météo-France. But thunderstorms during the weekend will suddenly end this hot sequence and mark the passage in the fall.
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Posted on 09/17/2025 20:33 Updated on 09/17/2025 23:49
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A view of the docks of Seine and the Eiffel Tower, in the heat wave, August 11, 2025. (Mustafa Yalcin / Anadolu / AFP)
A little summer start. The days of Thursday September 18 and Friday September 19 will find summer temperatures, much above seasonal averages, Météo-France announcement. In question, the rise in a mass of hot air on the country, from the south. Thursday, the heat will rise from a notch, with more than 30 ° C during the day, and up to 33-34 ° C in the southwest.
Friday, the hot weather dates back further north, and the 30 ° C will be reached locally in Hauts-de-France, the Paris Basin, Burgundy or in Normandy, details the meteorological agency. The 35 ° C could be reached in the Southwest Plains, “What remains very rare past on September 15” “underlines Météo-France. This return of summer, with climate change, “is more and more topical until October, as in 2023 or 2022”.
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A thunderstorm degradation will end this episode, by significantly lowering temperatures over the weekend. On Saturday, thunderstorms will initially be reserved for the west of the country. It will still be hot on most of France, with maximums still close to 30 ° C. During the night from Saturday to Sunday, thunderstorms will spread, from the southwest to the borders of the north, and a much fresher air mass will win almost the whole country on Sunday, on the eve of the fall.