Average annual temperature is 28.7 °C
Absolute maximum temperature: 43.1 °C
Absolute minimum temperature: 14.4 °C
Number of sunny days: 241 days
Number of rainy days: 124 days
Look at detailed online map of Syèn
* Weather data for Syèn 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) | 38.0 | 40.0 | 40.9 | 41.6 | 43.1 | 39.7 | 35.9 | 33.7 | 35.2 | 37.9 | 36.8 | 37.1 |
| Average daytime temperature (°C) | 33.9 | 37.1 | 39.1 | 39.7 | 38.6 | 34.8 | 32.6 | 30.7 | 32.2 | 34.9 | 35.7 | 33.4 |
| Average temperature (°C) | 25.8 | 29.0 | 31.4 | 32.8 | 32.5 | 29.6 | 27.8 | 26.2 | 27.2 | 28.7 | 28.3 | 25.3 |
| Average night temperature (°C) | 18.5 | 21.6 | 24.0 | 25.8 | 27.1 | 25.3 | 24.1 | 23.0 | 23.4 | 23.7 | 21.8 | 18.4 |
| Absolute minimum temperature (°C) | 15.7 | 18.9 | 21.2 | 22.8 | 25.4 | 23.1 | 22.7 | 21.8 | 22.2 | 22.2 | 18.5 | 14.4 |
| 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 | 11.7 | 12.1 | 12.4 | 12.7 | 12.9 | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 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 | 10.9 | 10.2 | 10.4 | 10.2 | 9.8 | 9.3 | 8.4 | 9.6 | 10.1 | 10.1 | 10.2 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 11 | 159 | 160 | 280 | 149 | 40 | 0 | 0 |
| Sunny days | 31 | 28 | 30 | 27 | 23 | 7 | 6 | 2 | 7 | 21 | 28 | 31 |
| Rainy days | 0 | 0 | 1 | 3 | 8 | 23 | 25 | 29 | 23 | 10 | 2 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Syèn is at