Average annual temperature is 22.9 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: 17.4 °C
Number of sunny days: 10 days
Number of rainy days: 355 days
Look at detailed online map of Olong
* Weather data for Olong 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) | 30.9 | 31.6 | 31.1 | 31.0 | 30.9 | 30.4 | 29.8 | 30.4 | 29.9 | 30.2 | 29.9 | 32.2 |
| Average daytime temperature (°C) | 28.4 | 29.7 | 28.3 | 28.9 | 28.8 | 28.4 | 28.5 | 28.7 | 28.2 | 28.2 | 27.7 | 29.4 |
| Average temperature (°C) | 22.6 | 23.4 | 22.7 | 23.0 | 23.3 | 22.9 | 22.9 | 23.0 | 22.7 | 22.6 | 22.4 | 23.6 |
| Average night temperature (°C) | 19.1 | 19.7 | 19.7 | 19.6 | 20.2 | 20.0 | 20.0 | 19.8 | 20.0 | 19.9 | 19.8 | 20.1 |
| Absolute minimum temperature (°C) | 17.4 | 18.4 | 18.4 | 18.7 | 19.1 | 19.3 | 19.3 | 18.9 | 19.2 | 18.6 | 18.6 | 18.6 |
| 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 | 12.1 | 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) | 8.3 | 8.6 | 7.1 | 8.4 | 8.0 | 8.1 | 7.7 | 8.1 | 6.8 | 7.4 | 6.5 | 8.2 |
| Precipitation (mm) | 107 | 102 | 240 | 222 | 180 | 178 | 146 | 157 | 251 | 403 | 453 | 198 |
| Sunny days | 1 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 |
| Rainy days | 30 | 26 | 31 | 30 | 31 | 29 | 31 | 31 | 30 | 31 | 30 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Olong is at