Average annual temperature is 23.5 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: 17.8 °C
Number of sunny days: 8 days
Number of rainy days: 357 days
Look at detailed online map of Bikoumou
* Weather data for Bikoumou 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) | 31.2 | 32.3 | 31.7 | 31.8 | 31.4 | 30.7 | 30.4 | 30.7 | 31.1 | 30.5 | 30.8 | 32.8 |
| Average daytime temperature (°C) | 28.7 | 29.9 | 28.4 | 29.3 | 29.3 | 28.6 | 28.6 | 28.8 | 28.8 | 28.3 | 28.5 | 29.9 |
| Average temperature (°C) | 23.1 | 24.0 | 23.3 | 23.6 | 23.9 | 23.4 | 23.3 | 23.5 | 23.4 | 23.1 | 23.1 | 24.2 |
| Average night temperature (°C) | 19.8 | 20.4 | 20.4 | 20.4 | 20.9 | 20.2 | 20.2 | 20.2 | 20.6 | 20.7 | 20.5 | 20.9 |
| Absolute minimum temperature (°C) | 17.9 | 17.8 | 18.8 | 18.8 | 20.2 | 18.5 | 19.3 | 19.2 | 19.4 | 19.9 | 19.5 | 19.3 |
| 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 | 12.2 | 12.2 | 12.2 | 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) | 7.6 | 8.6 | 6.8 | 7.8 | 8.0 | 7.1 | 6.9 | 7.5 | 6.8 | 7.0 | 6.2 | 8.1 |
| Precipitation (mm) | 170 | 135 | 265 | 234 | 234 | 170 | 92 | 144 | 230 | 447 | 487 | 250 |
| Sunny days | 1 | 0 | 0 | 1 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 2 |
| Rainy days | 30 | 28 | 31 | 29 | 31 | 27 | 31 | 30 | 30 | 31 | 30 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bikoumou is at