Average annual temperature is 29.0 °C
Absolute maximum temperature: 43.5 °C
Absolute minimum temperature: 16.6 °C
Number of sunny days: 228 days
Number of rainy days: 137 days
Look at detailed online map of Diao
* Weather data for Diao 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) | 40.1 | 40.3 | 42.4 | 43.5 | 42.8 | 39.4 | 36.5 | 33.0 | 34.2 | 36.3 | 38.4 | 38.1 |
| Average daytime temperature (°C) | 34.7 | 36.6 | 39.2 | 41.1 | 40.2 | 34.7 | 32.9 | 30.4 | 31.3 | 33.8 | 35.9 | 34.8 |
| Average temperature (°C) | 26.5 | 28.4 | 31.7 | 34.6 | 33.7 | 28.8 | 28.0 | 26.0 | 26.6 | 27.9 | 29.3 | 26.8 |
| Average night temperature (°C) | 18.6 | 20.8 | 24.7 | 28.0 | 28.2 | 24.8 | 24.4 | 23.1 | 23.0 | 22.8 | 23.1 | 19.0 |
| Absolute minimum temperature (°C) | 16.6 | 17.8 | 22.0 | 25.0 | 25.1 | 23.1 | 22.3 | 21.6 | 20.8 | 19.6 | 20.2 | 16.8 |
| 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 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) | 10.3 | 10.7 | 9.8 | 9.9 | 10.7 | 9.2 | 9.1 | 8.0 | 9.1 | 10.4 | 10.3 | 10.3 |
| Precipitation (mm) | 0 | 0 | 21 | 4 | 17 | 108 | 119 | 287 | 129 | 43 | 1 | 0 |
| Sunny days | 31 | 28 | 27 | 28 | 22 | 4 | 3 | 5 | 4 | 19 | 26 | 31 |
| Rainy days | 0 | 0 | 4 | 2 | 9 | 26 | 28 | 26 | 26 | 12 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Diao is at