Average annual temperature is 28.0 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: 12.2 °C
Number of sunny days: 291 days
Number of rainy days: 74 days
Look at detailed online map of Sanou
* Weather data for Sanou Niger is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.7 | 37.2 | 39.9 | 41.2 | 40.9 | 38.9 | 36.9 | 34.8 | 36.5 | 37.8 | 37.0 | 34.8 |
| Average daytime temperature (°C) | 29.9 | 32.1 | 36.3 | 38.7 | 39.5 | 35.2 | 34.0 | 31.5 | 33.3 | 36.0 | 34.9 | 30.2 |
| Average temperature (°C) | 22.2 | 24.5 | 29.0 | 32.1 | 33.6 | 30.2 | 29.2 | 27.1 | 28.2 | 29.3 | 28.0 | 22.7 |
| Average night temperature (°C) | 15.2 | 17.5 | 22.1 | 25.5 | 27.5 | 25.6 | 24.9 | 23.6 | 23.8 | 23.3 | 21.6 | 15.9 |
| Absolute minimum temperature (°C) | 12.6 | 15.0 | 18.7 | 21.1 | 23.9 | 22.8 | 23.3 | 21.7 | 22.5 | 20.3 | 16.6 | 12.2 |
| 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 | 12.7 | 12.9 | 12.8 | 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) | 10.6 | 10.8 | 10.0 | 10.3 | 10.8 | 10.4 | 9.9 | 9.4 | 10.3 | 10.1 | 9.9 | 10.5 |
| Precipitation (mm) | 0 | 0 | 2 | 0 | 0 | 22 | 30 | 135 | 43 | 22 | 2 | 0 |
| Sunny days | 31 | 28 | 30 | 30 | 30 | 18 | 19 | 7 | 10 | 29 | 28 | 31 |
| Rainy days | 0 | 0 | 1 | 0 | 1 | 12 | 12 | 24 | 20 | 2 | 2 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sanou is at