Average annual temperature is 29.7 °C
Absolute maximum temperature: 42.5 °C
Absolute minimum temperature: 16.8 °C
Number of sunny days: 248 days
Number of rainy days: 117 days
Look at detailed online map of Ouélana
* Weather data for Ouélana 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) | 40.0 | 40.8 | 41.9 | 42.5 | 41.8 | 39.0 | 36.9 | 35.1 | 36.9 | 40.3 | 40.0 | 38.7 |
| Average daytime temperature (°C) | 36.0 | 37.7 | 39.0 | 40.3 | 39.4 | 34.5 | 32.9 | 31.3 | 33.8 | 37.6 | 37.5 | 36.4 |
| Average temperature (°C) | 27.5 | 29.3 | 32.0 | 33.6 | 33.4 | 28.9 | 27.6 | 26.4 | 28.0 | 30.9 | 30.5 | 28.2 |
| Average night temperature (°C) | 19.5 | 21.2 | 25.3 | 26.8 | 27.7 | 24.6 | 23.6 | 22.7 | 23.6 | 24.8 | 24.1 | 20.6 |
| Absolute minimum temperature (°C) | 16.8 | 17.8 | 22.5 | 24.3 | 23.2 | 22.0 | 21.8 | 21.0 | 22.5 | 22.9 | 21.1 | 18.2 |
| 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) | 11.5 | 11.8 | 12.1 | 12.4 | 12.6 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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 | 10.8 | 10.5 | 10.7 | 10.1 | 9.1 | 9.0 | 8.4 | 9.3 | 10.5 | 10.4 | 10.7 |
| Precipitation (mm) | 0 | 0 | 3 | 1 | 17 | 58 | 120 | 87 | 69 | 24 | 6 | 0 |
| Sunny days | 31 | 28 | 29 | 29 | 25 | 9 | 5 | 4 | 10 | 25 | 22 | 31 |
| Rainy days | 0 | 0 | 2 | 1 | 6 | 21 | 26 | 27 | 20 | 6 | 8 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ouélana is at