Average annual temperature is 28.8 °C
Absolute maximum temperature: 41.9 °C
Absolute minimum temperature: 16.4 °C
Number of sunny days: 228 days
Number of rainy days: 137 days
Look at detailed online map of Sienko
* Weather data for Sienko 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) | 38.2 | 39.3 | 40.9 | 41.4 | 41.9 | 38.3 | 34.6 | 32.0 | 33.8 | 37.4 | 37.2 | 37.8 |
| Average daytime temperature (°C) | 34.4 | 37.4 | 38.7 | 39.3 | 37.9 | 33.9 | 32.0 | 29.5 | 30.7 | 33.9 | 36.2 | 34.3 |
| Average temperature (°C) | 26.9 | 29.9 | 31.6 | 32.7 | 31.7 | 28.9 | 27.4 | 25.5 | 26.3 | 28.5 | 29.8 | 26.8 |
| Average night temperature (°C) | 20.0 | 23.0 | 25.0 | 26.4 | 26.7 | 24.8 | 23.7 | 22.8 | 22.8 | 23.8 | 23.8 | 20.4 |
| Absolute minimum temperature (°C) | 17.8 | 21.1 | 22.3 | 23.6 | 24.8 | 23.0 | 22.1 | 21.8 | 21.3 | 23.0 | 20.1 | 16.4 |
| 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) | 11.5 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 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) | 10.8 | 10.9 | 10.1 | 10.4 | 10.0 | 10.0 | 9.6 | 8.4 | 9.8 | 10.1 | 10.0 | 10.3 |
| Precipitation (mm) | 0 | 0 | 8 | 11 | 36 | 104 | 128 | 286 | 191 | 41 | 0 | 0 |
| Sunny days | 31 | 28 | 29 | 26 | 18 | 10 | 5 | 1 | 3 | 18 | 28 | 31 |
| Rainy days | 0 | 0 | 2 | 4 | 13 | 20 | 26 | 30 | 27 | 13 | 2 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sienko is at