Average annual temperature is 28.0 °C
Absolute maximum temperature: 41.8 °C
Absolute minimum temperature: 10.8 °C
Number of sunny days: 314 days
Number of rainy days: 51 days
Look at detailed online map of Guidan Illo
* Weather data for Guidan Illo 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 | 37.3 | 40.3 | 41.6 | 41.8 | 41.6 | 38.5 | 35.2 | 38.2 | 38.6 | 36.6 | 34.2 |
| Average daytime temperature (°C) | 29.4 | 31.6 | 36.5 | 38.9 | 39.9 | 36.8 | 35.3 | 32.1 | 34.7 | 36.8 | 34.7 | 29.1 |
| Average temperature (°C) | 21.3 | 23.8 | 28.8 | 31.7 | 33.7 | 31.3 | 30.1 | 27.5 | 28.9 | 30.0 | 27.4 | 21.1 |
| Average night temperature (°C) | 13.8 | 16.5 | 21.4 | 24.8 | 27.2 | 26.2 | 25.3 | 23.7 | 24.2 | 23.6 | 20.6 | 14.0 |
| Absolute minimum temperature (°C) | 10.8 | 13.8 | 17.2 | 19.6 | 20.8 | 23.7 | 23.7 | 21.9 | 22.3 | 19.8 | 16.3 | 10.9 |
| 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 | 12.5 | 12.8 | 13.0 | 12.9 | 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) | 10.5 | 10.6 | 10.1 | 10.8 | 10.8 | 10.3 | 10.1 | 9.5 | 10.4 | 10.3 | 10.1 | 10.4 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 25 | 31 | 67 | 41 | 0 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 30 | 25 | 17 | 15 | 17 | 30 | 29 | 31 |
| Rainy days | 0 | 0 | 0 | 0 | 1 | 5 | 14 | 16 | 13 | 1 | 1 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Guidan Illo is at