Average annual temperature is 29.5 °C
Absolute maximum temperature: 42.6 °C
Absolute minimum temperature: 15.1 °C
Number of sunny days: 277 days
Number of rainy days: 88 days
Look at detailed online map of Koloumbou
* Weather data for Koloumbou 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) | 37.6 | 39.6 | 41.2 | 42.2 | 42.6 | 40.1 | 36.8 | 34.3 | 37.4 | 39.5 | 38.6 | 38.1 |
| Average daytime temperature (°C) | 32.8 | 35.8 | 39.1 | 40.4 | 40.1 | 36.6 | 33.8 | 31.3 | 33.6 | 37.2 | 37.2 | 33.0 |
| Average temperature (°C) | 24.9 | 28.0 | 31.8 | 33.7 | 34.2 | 31.5 | 29.0 | 26.8 | 28.4 | 30.3 | 29.8 | 25.1 |
| Average night temperature (°C) | 18.0 | 21.0 | 24.8 | 26.7 | 28.4 | 26.7 | 25.0 | 23.5 | 24.2 | 23.4 | 22.3 | 17.9 |
| Absolute minimum temperature (°C) | 15.6 | 18.0 | 20.6 | 23.0 | 24.7 | 23.4 | 23.2 | 21.9 | 22.2 | 20.9 | 19.0 | 15.1 |
| 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) | 10.1 | 10.1 | 9.5 | 10.4 | 10.1 | 10.2 | 9.7 | 8.3 | 9.7 | 10.7 | 10.6 | 10.4 |
| Precipitation (mm) | 0 | 0 | 4 | 2 | 5 | 33 | 62 | 144 | 85 | 1 | 0 | 0 |
| Sunny days | 31 | 28 | 29 | 29 | 25 | 13 | 14 | 7 | 12 | 28 | 30 | 31 |
| Rainy days | 0 | 0 | 2 | 1 | 6 | 17 | 17 | 24 | 18 | 3 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koloumbou is at