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French Heatwave Eases as Orange Alerts Scaled Back, High Temperatures Persist in the South

Forecasters predict the heatwave will end by Tuesday morning with incoming Atlantic storms expected to bring relief.

La vague de chaleur touchant l’Hexagone depuis une dizaine de jours devrait prendre fin ce lundi 18 août 2025. Photo d’illustration.
Des enfants jouent dans l’eau de la fontaine du Trocadéro, à Paris, le 15 août 2025.
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Les éclairs d'un orage sont visibles près du pont Saint-Pierre à Toulouse, le 13 août 2025.

Overview

  • Météo-France lifted orange 'canicule' alerts Monday morning for Ariège, Haute-Garonne, Tarn and Tarn-et-Garonne as the heatwave begins to subside.
  • Seven Mediterranean departments—Pyrénées-Orientales, Aude, Hérault, Gard, Bouches-du-Rhône, Var and Vaucluse—remain on orange vigilance.
  • Northern France and the Atlantic façade can expect cooler conditions with daytime highs below 30°C as the heatwave eases.
  • Southern regions will continue to endure high temperatures of 34–37°C from the Rhône valley to Occitanie and Provence, with peaks of up to 38°C in the Languedoc.
  • Storms and showers developing over Brittany and the Atlantic are forecast to sweep east, ushering cooler, unstable conditions and potential heavy downpours.