Average annual temperature is 24.2 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: 17.7 °C
Number of sunny days: 17 days
Number of rainy days: 348 days
Look at detailed online map of Olongo
* Weather data for Olongo Gabon is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.7 | 33.2 | 33.5 | 31.9 | 32.1 | 30.7 | 32.3 | 31.9 | 31.7 | 31.8 | 31.6 | 33.1 |
| Average daytime temperature (°C) | 29.9 | 30.6 | 29.6 | 29.1 | 29.8 | 29.1 | 29.4 | 29.8 | 29.6 | 29.3 | 29.2 | 30.1 |
| Average temperature (°C) | 23.9 | 24.5 | 24.1 | 23.9 | 24.6 | 24.2 | 24.2 | 24.4 | 24.3 | 24.1 | 23.9 | 24.5 |
| Average night temperature (°C) | 20.3 | 20.6 | 20.7 | 20.9 | 21.4 | 20.8 | 20.5 | 20.8 | 21.0 | 21.2 | 21.1 | 21.1 |
| Absolute minimum temperature (°C) | 17.7 | 17.9 | 19.1 | 19.9 | 20.1 | 19.0 | 19.8 | 19.9 | 20.0 | 20.5 | 20.1 | 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 | 12.2 |
| 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) | 8.4 | 9.1 | 8.2 | 7.6 | 8.5 | 8.8 | 8.8 | 8.1 | 8.3 | 7.0 | 7.4 | 7.7 |
| Precipitation (mm) | 129 | 116 | 259 | 251 | 196 | 82 | 46 | 85 | 134 | 271 | 317 | 174 |
| Sunny days | 4 | 4 | 1 | 1 | 0 | 2 | 1 | 1 | 0 | 0 | 0 | 3 |
| Rainy days | 27 | 24 | 30 | 29 | 31 | 28 | 30 | 30 | 30 | 31 | 30 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Olongo is at