Average annual temperature is 29.3 °C
Absolute maximum temperature: 41.8 °C
Absolute minimum temperature: 14.4 °C
Number of sunny days: 285 days
Number of rainy days: 80 days
Look at detailed online map of Koulbo
* Weather data for Koulbo 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) | 38.1 | 39.0 | 40.5 | 41.8 | 41.4 | 39.9 | 38.2 | 38.0 | 39.6 | 40.2 | 38.9 | 36.9 |
| Average daytime temperature (°C) | 33.9 | 35.6 | 37.5 | 39.8 | 39.2 | 34.9 | 35.1 | 33.2 | 36.2 | 38.0 | 37.0 | 34.0 |
| Average temperature (°C) | 25.2 | 26.7 | 30.5 | 32.8 | 33.5 | 29.2 | 29.2 | 27.4 | 29.5 | 31.3 | 30.0 | 25.6 |
| Average night temperature (°C) | 17.5 | 18.9 | 23.9 | 25.8 | 27.8 | 24.3 | 24.4 | 22.9 | 24.1 | 25.0 | 23.6 | 18.2 |
| Absolute minimum temperature (°C) | 14.6 | 14.4 | 20.2 | 22.6 | 23.2 | 22.3 | 21.8 | 21.6 | 22.2 | 22.8 | 20.5 | 15.4 |
| 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 | 10.3 | 10.6 | 10.0 | 9.5 | 9.5 | 9.5 | 9.5 | 10.6 | 10.5 | 10.6 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 44 | 50 | 67 | 18 | 4 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 29 | 30 | 14 | 11 | 8 | 16 | 27 | 29 | 31 |
| Rainy days | 0 | 0 | 0 | 1 | 1 | 16 | 20 | 23 | 14 | 4 | 1 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koulbo is at