Average annual temperature is 27.8 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: 15.7 °C
Number of sunny days: 205 days
Number of rainy days: 160 days
Look at detailed online map of Bilma
* Weather data for Bilma 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) | 39.0 | 39.5 | 41.2 | 41.2 | 40.7 | 35.6 | 33.2 | 31.9 | 32.1 | 34.1 | 35.1 | 35.1 |
| Average daytime temperature (°C) | 34.8 | 36.7 | 37.9 | 38.9 | 37.6 | 31.7 | 30.6 | 29.3 | 29.9 | 32.2 | 32.7 | 33.6 |
| Average temperature (°C) | 26.5 | 28.3 | 30.7 | 32.9 | 31.6 | 26.7 | 26.3 | 25.4 | 25.7 | 26.8 | 26.6 | 25.9 |
| Average night temperature (°C) | 18.2 | 20.0 | 23.8 | 27.2 | 26.7 | 23.3 | 23.0 | 22.4 | 22.2 | 22.6 | 21.6 | 18.0 |
| Absolute minimum temperature (°C) | 16.1 | 17.9 | 20.2 | 23.7 | 23.4 | 21.6 | 21.8 | 21.5 | 20.1 | 21.6 | 17.9 | 15.7 |
| 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) | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.4 | 10.7 | 9.5 | 10.1 | 9.8 | 8.5 | 9.2 | 8.0 | 9.0 | 10.2 | 10.0 | 10.5 |
| Precipitation (mm) | 0 | 0 | 15 | 5 | 53 | 232 | 173 | 245 | 146 | 61 | 52 | 0 |
| Sunny days | 31 | 28 | 29 | 22 | 15 | 2 | 2 | 1 | 7 | 17 | 20 | 31 |
| Rainy days | 0 | 0 | 2 | 8 | 16 | 28 | 29 | 30 | 23 | 14 | 10 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bilma is at