Average annual temperature is 28.7 °C
Absolute maximum temperature: 41.7 °C
Absolute minimum temperature: 16.6 °C
Number of sunny days: 229 days
Number of rainy days: 136 days
Look at detailed online map of Onio
* Weather data for Onio 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) | 39.5 | 40.4 | 41.7 | 41.2 | 40.7 | 35.9 | 35.1 | 33.8 | 34.2 | 37.0 | 37.1 | 37.9 |
| Average daytime temperature (°C) | 36.5 | 38.3 | 38.5 | 39.0 | 37.8 | 32.1 | 31.8 | 30.6 | 31.9 | 34.2 | 34.2 | 36.1 |
| Average temperature (°C) | 27.9 | 30.1 | 31.6 | 32.8 | 31.6 | 27.2 | 27.1 | 26.0 | 26.7 | 28.3 | 27.9 | 27.9 |
| Average night temperature (°C) | 19.6 | 22.1 | 24.4 | 26.6 | 26.4 | 23.5 | 23.3 | 22.6 | 23.0 | 23.3 | 22.7 | 19.7 |
| Absolute minimum temperature (°C) | 16.7 | 18.9 | 20.6 | 23.9 | 23.1 | 21.8 | 20.8 | 21.1 | 20.6 | 20.4 | 20.2 | 16.6 |
| 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 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) | 10.6 | 10.8 | 10.3 | 10.7 | 9.8 | 8.5 | 8.7 | 8.3 | 8.9 | 10.0 | 9.7 | 10.7 |
| Precipitation (mm) | 0 | 0 | 2 | 2 | 32 | 104 | 128 | 162 | 87 | 48 | 12 | 0 |
| Sunny days | 31 | 28 | 29 | 28 | 18 | 6 | 6 | 5 | 6 | 19 | 22 | 31 |
| Rainy days | 0 | 0 | 2 | 2 | 13 | 24 | 25 | 26 | 24 | 12 | 8 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Onio is at