Key Points

• The heat wave occurred in the Provence-Alpes-Côte d’Azur region from June 27 to July 6, 2025. During this period, all departments were placed under an orange heat wave alert by Météo France, except for the Hautes-Alpes (yellow alert).

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

  • An increase in the number of SOS Médecins medical procedures for 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,

  • An increase in activity for the iCanicule1 indicator among SOS Médecins associations for all ages (peaking between July 1 and 3) and in hospital emergency departments (peaking between July 2 and 4), for all ages and for those aged 75 and older, followed by a decline over the last three days.