Key Points

• The heat wave occurred in the Provence-Alpes-Côte d’Azur region from August 9 to 19, 2025. During this period, all departments were placed under an orange heat wave alert by Météo France.

• Analysis of regional emergency care utilization during the heat wave indicates:

  • Stable activity for SOS Médecins across all causes (all ages and those aged 75 and older)

  • Stable activity for all causes (all ages and those aged 75 and older) in hospital emergency departments, higher compared to the reference period (July 18 to August 8, 2025) for all ages

  • Stability in the iCanicule1 indicator for SOS associations and hospital emergency departments