Average annual temperature is 28.3 °C
Absolute maximum temperature: 41.0 °C
Absolute minimum temperature: 14.7 °C
Number of sunny days: 229 days
Number of rainy days: 136 days
Look at detailed online map of Biron
* Weather data for Biron 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) | 37.2 | 39.0 | 40.1 | 40.5 | 41.0 | 37.5 | 35.0 | 33.4 | 34.3 | 36.6 | 37.2 | 37.0 |
| Average daytime temperature (°C) | 33.6 | 36.7 | 38.0 | 39.0 | 36.0 | 33.5 | 32.4 | 30.3 | 30.7 | 34.0 | 36.0 | 34.1 |
| Average temperature (°C) | 25.9 | 28.8 | 31.1 | 32.3 | 30.2 | 28.7 | 27.4 | 26.0 | 26.2 | 28.6 | 29.0 | 26.3 |
| Average night temperature (°C) | 18.6 | 21.1 | 24.3 | 25.6 | 25.3 | 24.7 | 23.5 | 22.7 | 22.6 | 23.5 | 22.1 | 19.1 |
| Absolute minimum temperature (°C) | 14.9 | 19.2 | 20.9 | 21.7 | 22.2 | 22.7 | 22.0 | 21.4 | 21.4 | 20.5 | 18.2 | 14.7 |
| 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) | 11.5 | 11.7 | 12.1 | 12.4 | 12.7 | 12.8 | 12.8 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| 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) | 10.6 | 10.6 | 10.6 | 10.4 | 8.5 | 8.6 | 9.3 | 8.0 | 9.3 | 10.3 | 10.5 | 10.5 |
| Precipitation (mm) | 0 | 0 | 1 | 8 | 114 | 68 | 162 | 142 | 104 | 14 | 0 | 0 |
| Sunny days | 31 | 28 | 28 | 26 | 13 | 10 | 5 | 4 | 7 | 17 | 29 | 31 |
| Rainy days | 0 | 0 | 3 | 4 | 18 | 20 | 26 | 27 | 23 | 14 | 1 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Biron is at