Average annual temperature is 25.0 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: 18.9 °C
Number of sunny days: 43 days
Number of rainy days: 322 days
Look at detailed online map of Onganaka
* Weather data for Onganaka 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) | 33.3 | 34.5 | 35.5 | 33.3 | 32.8 | 31.9 | 32.3 | 32.3 | 32.9 | 33.5 | 31.9 | 33.8 |
| Average daytime temperature (°C) | 30.8 | 32.4 | 31.0 | 30.1 | 30.4 | 28.9 | 30.1 | 29.5 | 30.0 | 30.2 | 29.7 | 30.9 |
| Average temperature (°C) | 24.8 | 25.8 | 25.1 | 24.8 | 25.4 | 24.3 | 25.0 | 24.8 | 24.8 | 25.0 | 24.5 | 25.4 |
| Average night temperature (°C) | 21.0 | 21.6 | 21.6 | 21.6 | 22.1 | 21.5 | 21.5 | 21.5 | 21.7 | 21.9 | 21.7 | 21.9 |
| Absolute minimum temperature (°C) | 19.0 | 18.9 | 20.1 | 20.0 | 21.1 | 20.6 | 20.6 | 20.2 | 20.8 | 21.0 | 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) | 8.7 | 10.0 | 7.6 | 8.3 | 8.9 | 7.5 | 9.7 | 8.6 | 8.1 | 8.3 | 7.5 | 8.2 |
| Precipitation (mm) | 46 | 41 | 185 | 169 | 109 | 158 | 49 | 94 | 172 | 181 | 260 | 120 |
| Sunny days | 11 | 8 | 3 | 0 | 2 | 3 | 3 | 2 | 0 | 0 | 2 | 9 |
| Rainy days | 20 | 20 | 28 | 30 | 29 | 27 | 28 | 29 | 30 | 31 | 28 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Onganaka is at