Average annual temperature is 27.4 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: 15.5 °C
Number of sunny days: 196 days
Number of rainy days: 169 days
Look at detailed online map of Ongtanian
* Weather data for Ongtanian 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) | 37.8 | 38.8 | 40.8 | 39.0 | 38.5 | 33.2 | 33.7 | 32.8 | 33.4 | 35.4 | 35.2 | 36.6 |
| Average daytime temperature (°C) | 35.1 | 37.1 | 37.1 | 36.4 | 35.2 | 30.5 | 30.8 | 29.5 | 30.2 | 32.9 | 32.6 | 34.3 |
| Average temperature (°C) | 26.7 | 28.7 | 30.0 | 30.5 | 29.7 | 25.9 | 26.3 | 25.3 | 25.6 | 27.1 | 26.8 | 26.5 |
| Average night temperature (°C) | 18.6 | 20.6 | 23.2 | 25.2 | 25.1 | 22.7 | 22.7 | 22.3 | 22.1 | 22.8 | 22.2 | 19.3 |
| Absolute minimum temperature (°C) | 15.5 | 17.9 | 19.9 | 22.1 | 23.0 | 21.2 | 21.3 | 21.3 | 20.9 | 21.8 | 20.7 | 16.4 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 11.9 | 11.7 | 11.7 |
| 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 | 10.8 | 9.6 | 10.1 | 10.0 | 8.3 | 9.3 | 8.2 | 8.6 | 9.8 | 9.5 | 10.6 |
| Precipitation (mm) | 0 | 0 | 5 | 15 | 33 | 193 | 134 | 264 | 160 | 47 | 33 | 0 |
| Sunny days | 31 | 28 | 26 | 23 | 15 | 3 | 4 | 3 | 5 | 12 | 17 | 29 |
| Rainy days | 0 | 0 | 5 | 7 | 16 | 27 | 27 | 28 | 25 | 19 | 13 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ongtanian is at