Average annual temperature is 30.0 °C
Absolute maximum temperature: 43.0 °C
Absolute minimum temperature: 14.6 °C
Number of sunny days: 282 days
Number of rainy days: 83 days
Look at detailed online map of Guileyni
* Weather data for Guileyni 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) | 37.5 | 39.5 | 41.5 | 43.0 | 42.7 | 40.9 | 37.1 | 35.7 | 39.6 | 40.2 | 39.0 | 38.4 |
| Average daytime temperature (°C) | 32.7 | 35.8 | 39.2 | 40.5 | 40.7 | 37.5 | 34.3 | 32.4 | 34.7 | 38.4 | 37.6 | 32.9 |
| Average temperature (°C) | 24.6 | 27.8 | 31.9 | 34.0 | 35.0 | 32.5 | 29.7 | 27.8 | 29.6 | 31.8 | 30.3 | 24.9 |
| Average night temperature (°C) | 17.4 | 20.4 | 24.3 | 26.9 | 28.9 | 27.5 | 25.4 | 24.3 | 25.1 | 24.5 | 22.7 | 17.5 |
| Absolute minimum temperature (°C) | 14.9 | 17.7 | 19.7 | 23.4 | 26.2 | 23.7 | 23.7 | 22.6 | 23.1 | 21.0 | 20.1 | 14.6 |
| 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 | 11.3 |
| 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) | 10.0 | 10.1 | 9.8 | 10.5 | 10.5 | 10.3 | 10.0 | 9.0 | 9.7 | 10.5 | 10.6 | 10.3 |
| Precipitation (mm) | 0 | 0 | 0 | 2 | 2 | 68 | 87 | 180 | 58 | 3 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 28 | 27 | 14 | 11 | 8 | 15 | 28 | 30 | 31 |
| Rainy days | 0 | 0 | 0 | 2 | 4 | 16 | 20 | 23 | 15 | 3 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Guileyni is at