Average annual temperature is 29.2 °C
Absolute maximum temperature: 42.0 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 233 days
Number of rainy days: 132 days
Look at detailed online map of Déra
* Weather data for Déra 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) | 39.4 | 40.9 | 41.8 | 42.0 | 41.4 | 39.0 | 36.9 | 33.6 | 34.9 | 39.6 | 39.6 | 38.7 |
| Average daytime temperature (°C) | 35.7 | 37.5 | 38.9 | 40.3 | 39.0 | 33.6 | 32.5 | 30.6 | 32.0 | 36.1 | 37.4 | 36.2 |
| Average temperature (°C) | 27.4 | 29.2 | 31.7 | 33.7 | 32.9 | 27.8 | 27.2 | 25.8 | 26.8 | 29.8 | 30.3 | 28.1 |
| Average night temperature (°C) | 19.5 | 21.1 | 24.9 | 27.1 | 27.6 | 23.9 | 23.4 | 22.4 | 23.0 | 24.1 | 23.9 | 20.3 |
| Absolute minimum temperature (°C) | 16.9 | 17.9 | 22.1 | 22.9 | 23.1 | 22.4 | 22.2 | 21.2 | 21.7 | 21.8 | 20.5 | 18.4 |
| 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) | 11.5 | 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) | 10.5 | 10.7 | 9.9 | 10.6 | 10.2 | 9.0 | 8.4 | 8.2 | 9.1 | 10.6 | 10.5 | 10.7 |
| Precipitation (mm) | 0 | 0 | 3 | 1 | 21 | 96 | 99 | 151 | 72 | 6 | 3 | 0 |
| Sunny days | 31 | 28 | 28 | 29 | 21 | 8 | 4 | 3 | 5 | 22 | 23 | 31 |
| Rainy days | 0 | 0 | 3 | 1 | 10 | 22 | 27 | 28 | 25 | 9 | 7 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Déra is at