Météo France
13 departments remain in orange heat wave for this Sunday, June 22, 2025, according to Météo France
METEO – A beginning of lull … but a heat wave still far from over. Météo France maintains 13 departments in orange heat wave for this Sunday, June 22, while temperatures should start to fall on the Atlantic facade compared to this Saturday.
If the eastern part of the country should know its heat peak this Sunday, the 13 departments in orange alertness remain among those which were already since this Friday, that is to say mainly in the western part of the country. Thus, Charente, Charente-Maritime, Indre-et-Loire, Isère, Loire-Atlantique, Maine-et-Loire, Mayenne, Rhône, Sarthe, Deux-Sèvres, Vendée, Vienne and Haute-Vienne remain on heat wave. 3 departments, on the other hand, emerge from orange vigilance, and even change green, indicating a return to normal: the Channel, the Ille-et-Vilaine and the Morbihan.
This is explained by a “Refreshment” Who will start to start from the West this Saturday evening, says Météo France. With the consequence of the loss of almost a dozen degrees between this Saturday and this Sunday on the Atlantic facade. “Some Breton and Norman departments coming out of orange vigilance at 10 p.m., with a wind turning suddenly to the west and blowing up to 60/70 km/h in gusts at the coast.
“This refreshment extends to one western half of the country on Sunday morning, with a green descent for all the departments of the area”, continues the Meteorological Institute.
Holds in the east
On the other hand, if no department of the east fringe of the country is switching to the orange heat wave, this does not mean that the temperatures will be soft. “The very strong heat persist in the regions of a good half is, ranging from Provence to the Grand-Est via Auvergne-Rhône-Alpes”, Météo France reports.
The Meteorological Institute thus expects 34 to 36 degrees throughout the east half of the country, with temperatures that should climb up to 33 ° C in Strasbourg, 34 ° C in Metz or Auxerre, or 36 ° C in Lyon.
Moreover, “A new stormy degradation on the eastern facade of the country is expected” This Monday, June 23, “With locally some strong storm foci between the Alps and the Jura”. Still for this Monday, temperatures should remain “Hot in the southern regions, close to 35 ° C in the afternoon of Languedoc in Provence “, While they should “Remain more breathable over the northern half of France”.
