Average annual temperature is 27.1 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: 11.5 °C
Number of sunny days: 289 days
Number of rainy days: 76 days
Look at detailed online map of Gassakoli
* Weather data for Gassakoli 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 | 39.5 | 40.8 | 40.0 | 38.9 | 36.0 | 33.4 | 34.5 | 36.9 | 36.2 | 34.1 |
| Average daytime temperature (°C) | 29.9 | 32.3 | 36.5 | 38.4 | 38.9 | 35.0 | 32.6 | 30.7 | 32.2 | 35.0 | 34.4 | 30.1 |
| Average temperature (°C) | 21.7 | 24.1 | 28.6 | 31.3 | 32.5 | 29.3 | 27.7 | 26.1 | 27.0 | 27.9 | 26.9 | 22.0 |
| Average night temperature (°C) | 14.0 | 16.4 | 20.7 | 24.2 | 26.1 | 24.7 | 23.8 | 22.9 | 23.0 | 21.2 | 19.8 | 14.3 |
| Absolute minimum temperature (°C) | 11.5 | 14.8 | 17.4 | 19.3 | 22.2 | 22.2 | 22.5 | 21.6 | 21.6 | 17.9 | 15.6 | 11.6 |
| 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 | 11.4 |
| 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 | 10.7 | 9.9 | 10.4 | 10.7 | 10.2 | 10.1 | 9.0 | 10.3 | 10.5 | 10.2 | 10.5 |
| Precipitation (mm) | 0 | 0 | 1 | 0 | 0 | 53 | 73 | 92 | 61 | 8 | 2 | 0 |
| Sunny days | 31 | 28 | 29 | 30 | 30 | 18 | 13 | 10 | 11 | 29 | 29 | 31 |
| Rainy days | 0 | 0 | 2 | 0 | 1 | 12 | 18 | 21 | 19 | 2 | 1 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Gassakoli is at