Average annual temperature is 27.9 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 11.9 °C
Number of sunny days: 295 days
Number of rainy days: 70 days
Look at detailed online map of Arissa
* Weather data for Arissa 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 | 37.4 | 39.9 | 41.1 | 41.1 | 39.0 | 36.8 | 34.4 | 36.3 | 37.8 | 36.8 | 34.6 |
| Average daytime temperature (°C) | 30.0 | 32.3 | 36.4 | 38.6 | 39.4 | 35.4 | 33.6 | 31.3 | 33.4 | 36.0 | 34.8 | 30.1 |
| Average temperature (°C) | 22.0 | 24.4 | 28.9 | 31.9 | 33.6 | 30.3 | 28.8 | 27.1 | 28.2 | 29.2 | 27.7 | 22.3 |
| Average night temperature (°C) | 14.7 | 17.3 | 21.6 | 25.1 | 27.2 | 25.6 | 24.7 | 23.6 | 23.9 | 22.8 | 21.3 | 15.3 |
| Absolute minimum temperature (°C) | 12.4 | 14.9 | 17.9 | 20.3 | 23.0 | 23.0 | 23.0 | 21.7 | 22.6 | 19.2 | 16.1 | 11.9 |
| 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 | 12.8 | 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 | 9.9 | 10.3 | 10.7 | 10.0 | 10.0 | 9.1 | 10.2 | 10.2 | 9.9 | 10.5 |
| Precipitation (mm) | 0 | 0 | 1 | 0 | 0 | 39 | 34 | 88 | 46 | 11 | 1 | 0 |
| Sunny days | 31 | 28 | 29 | 30 | 30 | 18 | 19 | 9 | 13 | 29 | 28 | 31 |
| Rainy days | 0 | 0 | 2 | 0 | 1 | 12 | 12 | 22 | 17 | 2 | 2 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arissa is at