Average annual temperature is 19.6 °C
Absolute maximum temperature: 26.5 °C
Absolute minimum temperature: 11.8 °C
Number of sunny days: 39 days
Number of rainy days: 326 days
Look at detailed online map of Cap Blanc
* Weather data for Cap Blanc Réunion is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.2 | 26.5 | 25.8 | 24.9 | 24.1 | 22.6 | 20.9 | 21.6 | 23.7 | 25.1 | 24.2 | 25.1 |
| Average daytime temperature (°C) | 24.0 | 24.1 | 23.7 | 23.5 | 21.8 | 20.0 | 18.8 | 19.1 | 21.4 | 21.8 | 21.6 | 23.2 |
| Average temperature (°C) | 21.9 | 21.8 | 21.7 | 21.5 | 19.9 | 17.9 | 16.4 | 16.9 | 18.1 | 19.2 | 19.4 | 20.9 |
| Average night temperature (°C) | 20.3 | 19.7 | 20.1 | 19.8 | 18.2 | 15.7 | 14.0 | 15.1 | 15.1 | 16.5 | 17.0 | 18.7 |
| Absolute minimum temperature (°C) | 19.1 | 16.9 | 18.2 | 16.7 | 15.6 | 12.0 | 11.8 | 12.6 | 13.4 | 13.1 | 13.5 | 15.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.3 | 12.8 | 12.2 | 11.6 | 11.1 | 10.9 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 9.9 | 11.1 | 10.3 | 9.1 | 8.7 | 9.0 | 8.8 | 9.1 | 10.9 | 11.1 | 9.5 | 10.3 |
| Precipitation (mm) | 607 | 193 | 219 | 332 | 219 | 130 | 331 | 386 | 15 | 218 | 473 | 346 |
| Sunny days | 1 | 3 | 1 | 0 | 3 | 3 | 5 | 4 | 12 | 4 | 0 | 3 |
| Rainy days | 30 | 25 | 30 | 30 | 28 | 27 | 26 | 27 | 18 | 27 | 30 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Cap Blanc is at