Average annual temperature is 30.1 °C
Absolute maximum temperature: 43.8 °C
Absolute minimum temperature: 14.8 °C
Number of sunny days: 295 days
Number of rainy days: 70 days
Look at detailed online map of Gréfa
* Weather data for Gréfa 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) | 39.3 | 38.8 | 42.1 | 43.8 | 43.8 | 42.2 | 39.1 | 39.4 | 40.0 | 41.5 | 39.9 | 37.9 |
| Average daytime temperature (°C) | 33.6 | 34.9 | 38.6 | 41.7 | 41.5 | 36.6 | 35.7 | 34.8 | 36.4 | 39.3 | 37.9 | 33.8 |
| Average temperature (°C) | 25.2 | 26.6 | 31.4 | 34.3 | 35.4 | 30.9 | 30.0 | 28.6 | 30.1 | 32.5 | 30.9 | 25.7 |
| Average night temperature (°C) | 17.9 | 19.4 | 24.7 | 27.0 | 29.4 | 26.3 | 25.7 | 24.4 | 25.4 | 25.7 | 24.2 | 18.3 |
| Absolute minimum temperature (°C) | 14.9 | 16.1 | 20.7 | 24.3 | 26.1 | 23.8 | 23.3 | 22.5 | 22.8 | 22.0 | 19.7 | 14.8 |
| 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) | 11.4 | 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) | 10.1 | 10.3 | 10.1 | 10.5 | 10.4 | 9.0 | 9.2 | 9.1 | 8.7 | 10.5 | 10.6 | 10.5 |
| Precipitation (mm) | 0 | 0 | 0 | 1 | 0 | 45 | 68 | 84 | 55 | 1 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 28 | 31 | 17 | 18 | 4 | 18 | 28 | 30 | 31 |
| Rainy days | 0 | 0 | 0 | 2 | 0 | 13 | 13 | 27 | 12 | 3 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Gréfa is at