Average annual temperature is 25.1 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: 18.7 °C
Number of sunny days: 55 days
Number of rainy days: 310 days
Look at detailed online map of Ouésso
* Weather data for Ouésso Republic of the Congo is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 33.5 | 34.9 | 35.6 | 33.2 | 32.9 | 31.5 | 31.8 | 32.3 | 31.7 | 33.0 | 31.5 | 33.2 |
| Average daytime temperature (°C) | 31.3 | 32.7 | 31.1 | 30.3 | 30.9 | 28.8 | 30.0 | 29.6 | 29.8 | 30.6 | 29.4 | 30.8 |
| Average temperature (°C) | 25.2 | 26.1 | 25.3 | 25.2 | 25.6 | 24.4 | 25.0 | 24.8 | 24.8 | 25.1 | 24.6 | 25.3 |
| Average night temperature (°C) | 20.9 | 21.6 | 21.8 | 21.9 | 22.3 | 21.8 | 21.6 | 21.7 | 21.8 | 22.0 | 21.9 | 21.4 |
| Absolute minimum temperature (°C) | 19.0 | 19.6 | 20.7 | 20.8 | 21.4 | 20.8 | 20.7 | 20.4 | 20.2 | 20.6 | 20.7 | 18.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 9.7 | 10.0 | 8.0 | 8.6 | 9.0 | 7.6 | 9.7 | 8.7 | 8.7 | 9.0 | 7.6 | 9.5 |
| Precipitation (mm) | 12 | 20 | 192 | 151 | 134 | 207 | 99 | 128 | 173 | 166 | 206 | 33 |
| Sunny days | 19 | 8 | 3 | 2 | 5 | 0 | 0 | 2 | 0 | 1 | 0 | 15 |
| Rainy days | 12 | 20 | 28 | 28 | 26 | 30 | 31 | 29 | 30 | 30 | 30 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ouésso is at