coastal destination · warmest in Jul · sea ~19°C in July · mid-range
Open Château-d'Olonne on the live value map →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 6 | 7 | 9 | 11 | 14 | 17 | 19 | 19 | 17 | 14 | 10 | 7 |
| Sea °C | 10 | 10 | 10 | 12 | 15 | 17 | 19 | 20 | 18 | 17 | 14 | 12 |
| Rain (days) | 84 | 72 | 55 | 55 | 56 | 39 | 37 | 35 | 62 | 82 | 89 | 88 |
Warmest month: Jul. Driest: Aug.