Average annual temperature is 29.7 °C
Absolute maximum temperature: 44.4 °C
Absolute minimum temperature: 13.4 °C
Number of sunny days: 251 days
Number of rainy days: 114 days
Look at detailed online map of Birou
* Weather data for Birou Mali is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 39.1 | 41.8 | 43.0 | 44.4 | 44.3 | 44.4 | 37.3 | 33.8 | 34.6 | 36.4 | 36.0 | 37.3 |
| Average daytime temperature (°C) | 35.5 | 39.0 | 40.5 | 41.8 | 41.1 | 37.4 | 32.6 | 30.9 | 31.9 | 34.1 | 34.6 | 34.1 |
| Average temperature (°C) | 27.5 | 30.7 | 32.7 | 34.5 | 35.1 | 31.9 | 28.2 | 27.3 | 27.7 | 28.7 | 26.7 | 26.1 |
| Average night temperature (°C) | 20.1 | 22.6 | 24.9 | 27.0 | 29.8 | 27.4 | 24.7 | 24.4 | 24.4 | 24.5 | 19.8 | 19.1 |
| Absolute minimum temperature (°C) | 16.0 | 19.2 | 22.7 | 23.0 | 25.5 | 24.5 | 23.4 | 23.0 | 22.6 | 21.0 | 16.2 | 13.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.4 | 12.8 | 12.9 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.0 | 10.1 | 10.4 | 10.6 | 9.8 | 10.0 | 9.4 | 8.0 | 9.7 | 10.0 | 10.7 | 10.1 |
| Precipitation (mm) | 0 | 0 | 0 | 4 | 4 | 131 | 147 | 451 | 224 | 14 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 27 | 24 | 16 | 5 | 7 | 4 | 17 | 30 | 31 |
| Rainy days | 0 | 0 | 0 | 3 | 7 | 14 | 26 | 24 | 26 | 14 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Birou is at