Average annual temperature is 29.2 °C
Absolute maximum temperature: 42.7 °C
Absolute minimum temperature: 14.8 °C
Number of sunny days: 266 days
Number of rainy days: 99 days
Look at detailed online map of Sissan
* Weather data for Sissan 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) | 36.9 | 39.8 | 40.9 | 42.7 | 41.9 | 39.7 | 37.4 | 34.6 | 37.5 | 38.9 | 38.2 | 37.8 |
| Average daytime temperature (°C) | 32.3 | 35.6 | 38.9 | 40.1 | 39.5 | 35.8 | 34.1 | 31.3 | 33.7 | 36.5 | 36.9 | 32.8 |
| Average temperature (°C) | 24.6 | 28.0 | 32.1 | 33.9 | 33.7 | 30.8 | 28.9 | 26.8 | 28.4 | 29.8 | 29.4 | 24.7 |
| Average night temperature (°C) | 17.9 | 21.3 | 25.4 | 27.9 | 28.4 | 26.3 | 24.7 | 23.5 | 24.2 | 23.6 | 22.4 | 17.6 |
| Absolute minimum temperature (°C) | 15.1 | 18.5 | 22.9 | 24.2 | 25.4 | 23.0 | 23.1 | 21.4 | 22.5 | 21.0 | 19.7 | 14.8 |
| 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) | 10.0 | 10.0 | 9.8 | 10.3 | 10.4 | 10.4 | 10.2 | 8.2 | 9.8 | 10.5 | 10.6 | 10.3 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 7 | 82 | 88 | 172 | 81 | 17 | 0 | 0 |
| Sunny days | 31 | 28 | 30 | 28 | 24 | 16 | 11 | 5 | 8 | 24 | 30 | 31 |
| Rainy days | 0 | 0 | 1 | 2 | 7 | 14 | 20 | 26 | 22 | 7 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sissan is at