A total of 28 departments of France will now be subject to heat wave orange vigilance, on a south-west-north-east diagonal. So far, 19 departments were concerned. This weekend, temperatures will not drop below 20 degrees throughout France. In the Jura, Auvergne, Rhône-Alpes, Paca region and Corsica, maximum temperatures are expected between 34 and 38 degrees. Records could be reached in the Rhone Valley, with 39 degrees expected.
The end of August is expected to be particularly hot all over the country.
Météo-France called on residents to exercise caution and not to go out during the hottest hours of the day, as well as to hydrate very regularly.