Key points

Chikungunya, dengue, Zika

• Since May 1, 2022, Île-de-France has reported the highest number of arbovirus cases in mainland France, with 41 confirmed cases of dengue and 3 confirmed cases of chikungunya, all linked to imported cases.

• The confirmed cases of dengue were mostly imported from Africa and the Americas.

• As of July 1, 2022, there are 54 affected municipalities in the Île-de-France region, spread across all departments.

Heat waves and high temperatures

• Météo France did not issue an orange or red heat wave alert for Île-de-France during weeks 31 and 32.