May in Hyères averages a daily high of 21.3°C with nights around 13.8°C. Expect roughly 5.2 wet days totalling 39.1mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Hyères is May–September.
Based on CAP CEPET, FR (15.9km), 1995–2024. 25 years of May data.