Key points

• In mainland France

  • Continued increase in incidence (+33%)

  • Increase in incidence across all age groups, particularly pronounced among those aged 20–30

  • 21 departments with an incidence rate > 10 per 100,000 inhabitants in S31− In Mayenne: Highest incidence rate (48 per 100,000 inhabitants) but decreasing; High vulnerability level− 10 departments with an incidence between 10 and 20 cases per 100,000 inhabitants− 10 departments with an incidence between 20 and 50 cases per 100,000 inhabitants

  • 11 departments with moderate vulnerability and 1 department with high vulnerability

  • A significant proportion of clusters occur within extended family settings and at gatherings

  • Île-de-France: Rising incidence rate with 5 departments at moderate vulnerability

• In French Guiana and Mayotte: continued high-level circulation of the virus

• Adherence to preventive measures and the "Test-Trace-Isolate" strategy helps limit the spread of the virus