Average annual temperature is 23.4 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: 18.2 °C
Number of sunny days: 13 days
Number of rainy days: 352 days
Look at detailed online map of Biyenè
* Weather data for Biyenè 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) | 31.6 | 32.6 | 32.0 | 31.5 | 31.6 | 30.8 | 30.5 | 31.6 | 31.6 | 31.2 | 30.9 | 33.0 |
| Average daytime temperature (°C) | 29.2 | 30.3 | 28.7 | 29.3 | 29.4 | 29.1 | 29.0 | 29.4 | 29.0 | 28.5 | 28.4 | 30.3 |
| Average temperature (°C) | 23.0 | 23.8 | 23.2 | 23.4 | 23.8 | 23.2 | 23.3 | 23.5 | 23.2 | 22.9 | 22.8 | 24.2 |
| Average night temperature (°C) | 19.8 | 20.1 | 20.2 | 20.3 | 20.8 | 20.1 | 20.2 | 20.2 | 20.4 | 20.4 | 20.3 | 20.7 |
| Absolute minimum temperature (°C) | 18.2 | 18.7 | 18.7 | 18.7 | 19.9 | 18.9 | 18.9 | 19.1 | 18.9 | 19.4 | 19.4 | 19.0 |
| 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) | 7.7 | 8.6 | 6.4 | 7.8 | 8.1 | 7.7 | 7.3 | 7.9 | 7.0 | 7.2 | 6.0 | 8.3 |
| Precipitation (mm) | 182 | 130 | 253 | 280 | 189 | 186 | 122 | 106 | 200 | 415 | 514 | 174 |
| Sunny days | 1 | 2 | 0 | 0 | 1 | 2 | 0 | 2 | 0 | 0 | 0 | 5 |
| Rainy days | 30 | 26 | 31 | 30 | 30 | 28 | 31 | 29 | 30 | 31 | 30 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Biyenè is at