Average annual temperature is 22.0 °C
Absolute maximum temperature: 26.5 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 27 days
Number of rainy days: 338 days
Look at detailed online map of Bois Blanc
* Weather data for Bois 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) | 26.2 | 25.6 | 25.6 | 25.5 | 24.5 | 23.1 | 21.7 | 22.0 | 22.2 | 24.5 | 24.5 | 26.5 |
| Average daytime temperature (°C) | 24.1 | 24.3 | 24.5 | 24.5 | 23.1 | 21.7 | 20.9 | 20.8 | 21.4 | 22.5 | 23.0 | 24.6 |
| Average temperature (°C) | 23.1 | 23.3 | 23.6 | 23.5 | 22.2 | 20.7 | 20.0 | 19.9 | 20.6 | 21.7 | 22.2 | 23.7 |
| Average night temperature (°C) | 21.9 | 22.0 | 22.5 | 22.1 | 20.9 | 19.3 | 18.8 | 18.8 | 19.2 | 20.6 | 21.1 | 22.4 |
| Absolute minimum temperature (°C) | 21.0 | 20.7 | 21.0 | 20.8 | 18.5 | 16.9 | 17.1 | 17.1 | 18.2 | 18.0 | 19.0 | 20.7 |
| 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) | 9.3 | 11.1 | 9.7 | 9.2 | 9.1 | 8.9 | 8.9 | 9.5 | 10.8 | 10.8 | 10.4 | 10.2 |
| Precipitation (mm) | 827 | 520 | 287 | 174 | 299 | 205 | 400 | 459 | 112 | 123 | 360 | 267 |
| Sunny days | 0 | 0 | 3 | 1 | 1 | 2 | 3 | 3 | 1 | 8 | 1 | 4 |
| Rainy days | 31 | 28 | 28 | 29 | 30 | 28 | 28 | 28 | 29 | 23 | 29 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bois Blanc is at