Average annual temperature is 24.8 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: 18.5 °C
Number of sunny days: 32 days
Number of rainy days: 333 days
Look at detailed online map of Ossomba
* Weather data for Ossomba 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) | 32.5 | 34.3 | 35.7 | 32.9 | 33.0 | 31.8 | 31.8 | 32.4 | 32.7 | 33.1 | 31.3 | 34.0 |
| Average daytime temperature (°C) | 30.5 | 32.2 | 30.8 | 30.2 | 30.5 | 29.0 | 29.8 | 29.7 | 29.8 | 29.9 | 29.5 | 30.7 |
| Average temperature (°C) | 24.5 | 25.6 | 24.9 | 24.8 | 25.2 | 24.3 | 24.8 | 24.6 | 24.6 | 24.7 | 24.3 | 25.2 |
| Average night temperature (°C) | 20.8 | 21.3 | 21.4 | 21.5 | 21.9 | 21.3 | 21.3 | 21.3 | 21.6 | 21.7 | 21.6 | 21.8 |
| Absolute minimum temperature (°C) | 19.2 | 18.5 | 20.3 | 20.0 | 21.0 | 20.4 | 20.4 | 20.1 | 20.5 | 20.8 | 20.7 | 19.4 |
| 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) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| 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) | 8.8 | 9.4 | 7.7 | 8.2 | 9.1 | 8.0 | 9.6 | 8.3 | 7.8 | 7.8 | 7.3 | 8.8 |
| Precipitation (mm) | 73 | 46 | 212 | 157 | 124 | 142 | 72 | 111 | 163 | 206 | 287 | 108 |
| Sunny days | 11 | 4 | 2 | 1 | 2 | 0 | 1 | 2 | 0 | 0 | 1 | 8 |
| Rainy days | 20 | 24 | 29 | 29 | 29 | 30 | 30 | 29 | 30 | 31 | 29 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ossomba is at