Average annual temperature is 23.4 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: 18.1 °C
Number of sunny days: 48 days
Number of rainy days: 317 days
Look at detailed online map of Olono
* Weather data for Olono 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) | 29.8 | 31.8 | 32.1 | 30.7 | 30.9 | 30.6 | 30.7 | 31.6 | 30.9 | 30.7 | 29.9 | 29.9 |
| Average daytime temperature (°C) | 27.5 | 29.3 | 28.9 | 28.5 | 29.3 | 28.4 | 28.5 | 28.4 | 28.5 | 28.3 | 27.7 | 28.0 |
| Average temperature (°C) | 22.6 | 23.8 | 23.5 | 23.5 | 24.0 | 23.5 | 23.6 | 23.5 | 23.6 | 23.4 | 22.9 | 23.3 |
| Average night temperature (°C) | 19.3 | 20.3 | 20.0 | 20.1 | 20.6 | 19.9 | 19.4 | 19.8 | 20.3 | 20.5 | 20.1 | 20.3 |
| Absolute minimum temperature (°C) | 18.4 | 18.1 | 18.4 | 19.2 | 19.4 | 18.5 | 18.1 | 18.9 | 19.4 | 19.1 | 19.1 | 19.1 |
| 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 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.3 | 12.2 | 12.1 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.1 | 12.2 | 12.2 | 12.3 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.7 | 9.2 | 8.2 | 8.4 | 9.1 | 9.8 | 10.7 | 9.9 | 8.8 | 7.9 | 7.9 | 8.2 |
| Precipitation (mm) | 169 | 91 | 264 | 183 | 78 | 44 | 13 | 45 | 75 | 287 | 302 | 352 |
| Sunny days | 0 | 5 | 5 | 3 | 3 | 3 | 14 | 11 | 4 | 0 | 0 | 0 |
| Rainy days | 31 | 23 | 26 | 27 | 28 | 27 | 17 | 20 | 26 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Olono is at