Average annual temperature is 27.0 °C
Absolute maximum temperature: 40.7 °C
Absolute minimum temperature: 15.8 °C
Number of sunny days: 203 days
Number of rainy days: 162 days
Look at detailed online map of Koloum
* Weather data for Koloum Chad is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.5 | 38.8 | 40.7 | 40.1 | 39.0 | 33.9 | 32.2 | 31.4 | 31.9 | 33.4 | 33.6 | 33.7 |
| Average daytime temperature (°C) | 34.3 | 36.0 | 37.0 | 37.6 | 36.2 | 30.9 | 30.2 | 29.0 | 29.5 | 31.9 | 31.9 | 32.3 |
| Average temperature (°C) | 26.6 | 28.3 | 30.0 | 31.0 | 30.1 | 25.9 | 25.7 | 24.9 | 25.0 | 26.3 | 25.7 | 24.9 |
| Average night temperature (°C) | 19.3 | 21.3 | 23.3 | 25.3 | 25.4 | 22.5 | 22.1 | 21.7 | 21.3 | 21.9 | 20.6 | 18.0 |
| Absolute minimum temperature (°C) | 16.6 | 18.5 | 20.3 | 21.9 | 22.4 | 20.5 | 20.8 | 20.6 | 19.7 | 20.0 | 17.8 | 15.8 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.4 | 10.8 | 9.3 | 9.9 | 9.7 | 8.0 | 9.6 | 7.8 | 8.6 | 9.9 | 10.0 | 10.5 |
| Precipitation (mm) | 0 | 0 | 20 | 15 | 55 | 181 | 144 | 258 | 146 | 39 | 44 | 0 |
| Sunny days | 31 | 28 | 28 | 24 | 15 | 3 | 3 | 0 | 4 | 16 | 21 | 30 |
| Rainy days | 0 | 0 | 3 | 6 | 16 | 27 | 28 | 31 | 26 | 15 | 9 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koloum is at