Average annual temperature is 29.7 °C
Absolute maximum temperature: 42.6 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 240 days
Number of rainy days: 125 days
Look at detailed online map of Siref
* Weather data for Siref 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) | 39.7 | 41.3 | 42.2 | 42.6 | 42.3 | 39.4 | 37.7 | 35.8 | 36.3 | 40.8 | 40.3 | 39.0 |
| Average daytime temperature (°C) | 36.0 | 37.7 | 39.1 | 40.9 | 39.8 | 34.8 | 33.2 | 31.8 | 33.2 | 37.3 | 38.1 | 36.4 |
| Average temperature (°C) | 27.3 | 29.2 | 32.0 | 34.1 | 33.6 | 29.0 | 27.9 | 26.5 | 27.6 | 30.6 | 30.8 | 28.0 |
| Average night temperature (°C) | 18.2 | 20.1 | 24.7 | 26.9 | 27.9 | 24.7 | 24.0 | 22.8 | 23.6 | 24.4 | 24.0 | 19.3 |
| Absolute minimum temperature (°C) | 15.3 | 16.7 | 20.8 | 23.9 | 23.7 | 22.6 | 22.4 | 21.2 | 22.6 | 21.3 | 20.3 | 16.3 |
| 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 | 12.7 | 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 | 10.0 | 10.6 | 10.0 | 8.9 | 8.5 | 8.7 | 9.4 | 10.9 | 10.4 | 10.7 |
| Precipitation (mm) | 0 | 0 | 1 | 0 | 24 | 68 | 113 | 171 | 64 | 13 | 4 | 0 |
| Sunny days | 31 | 28 | 29 | 29 | 20 | 10 | 8 | 3 | 7 | 20 | 24 | 31 |
| Rainy days | 0 | 0 | 2 | 1 | 11 | 20 | 23 | 28 | 23 | 11 | 6 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siref is at