Average annual temperature is 27.2 °C
Absolute maximum temperature: 41.0 °C
Absolute minimum temperature: 15.2 °C
Number of sunny days: 205 days
Number of rainy days: 160 days
Look at detailed online map of Koul Lao
* Weather data for Koul Lao 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) | 38.7 | 39.0 | 41.0 | 39.6 | 38.4 | 34.2 | 32.8 | 32.2 | 32.7 | 33.7 | 34.4 | 34.0 |
| Average daytime temperature (°C) | 34.8 | 36.5 | 37.2 | 37.3 | 35.9 | 30.9 | 30.5 | 29.5 | 30.2 | 32.4 | 32.6 | 32.0 |
| Average temperature (°C) | 26.9 | 28.7 | 30.2 | 30.9 | 30.0 | 26.0 | 26.0 | 25.3 | 25.3 | 26.7 | 26.2 | 24.3 |
| Average night temperature (°C) | 19.2 | 21.3 | 23.7 | 25.3 | 25.3 | 22.8 | 22.4 | 22.1 | 21.7 | 22.4 | 21.3 | 17.5 |
| Absolute minimum temperature (°C) | 16.5 | 19.1 | 20.3 | 21.8 | 22.3 | 20.7 | 21.5 | 21.3 | 20.4 | 21.1 | 18.6 | 15.2 |
| 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 | 10.7 | 9.2 | 9.9 | 9.6 | 8.2 | 9.4 | 7.8 | 8.3 | 9.9 | 10.0 | 10.4 |
| Precipitation (mm) | 0 | 0 | 16 | 5 | 37 | 177 | 144 | 250 | 153 | 41 | 43 | 0 |
| Sunny days | 31 | 28 | 28 | 26 | 17 | 2 | 2 | 1 | 7 | 14 | 19 | 30 |
| Rainy days | 0 | 0 | 3 | 4 | 14 | 28 | 29 | 30 | 23 | 17 | 11 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koul Lao is at