Average annual temperature is 28.6 °C
Absolute maximum temperature: 42.5 °C
Absolute minimum temperature: 16.3 °C
Number of sunny days: 221 days
Number of rainy days: 144 days
Look at detailed online map of Silli
* Weather data for Silli Burkina Faso is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.5 | 39.9 | 41.3 | 42.5 | 40.6 | 36.7 | 34.1 | 31.9 | 33.8 | 36.3 | 37.0 | 38.3 |
| Average daytime temperature (°C) | 35.2 | 37.9 | 39.0 | 39.3 | 36.6 | 32.8 | 31.6 | 29.4 | 30.6 | 33.0 | 36.0 | 34.8 |
| Average temperature (°C) | 27.1 | 30.0 | 31.8 | 32.6 | 30.9 | 28.4 | 27.2 | 25.6 | 26.4 | 27.7 | 29.4 | 26.7 |
| Average night temperature (°C) | 19.8 | 22.8 | 25.3 | 26.3 | 26.3 | 24.6 | 23.6 | 22.8 | 23.0 | 23.3 | 23.1 | 19.6 |
| Absolute minimum temperature (°C) | 17.4 | 19.8 | 23.2 | 22.6 | 24.8 | 22.9 | 22.5 | 21.9 | 21.5 | 22.1 | 18.8 | 16.3 |
| 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 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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) | 10.7 | 10.9 | 9.8 | 9.9 | 10.1 | 9.6 | 9.2 | 8.0 | 9.7 | 9.7 | 10.1 | 10.2 |
| Precipitation (mm) | 0 | 0 | 17 | 11 | 31 | 101 | 163 | 268 | 145 | 81 | 5 | 0 |
| Sunny days | 31 | 28 | 27 | 27 | 15 | 8 | 7 | 0 | 6 | 14 | 27 | 31 |
| Rainy days | 0 | 0 | 4 | 3 | 16 | 22 | 24 | 31 | 24 | 17 | 3 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Silli is at