Average annual temperature is 22.6 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 5 days
Number of rainy days: 360 days
Look at detailed online map of Bison
* Weather data for Bison Equatorial Guinea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.2 | 31.7 | 31.6 | 31.6 | 30.1 | 30.1 | 29.3 | 29.5 | 29.8 | 29.0 | 29.9 | 32.1 |
| Average daytime temperature (°C) | 27.8 | 29.1 | 28.4 | 28.6 | 28.4 | 28.0 | 27.6 | 27.7 | 27.4 | 27.0 | 27.6 | 28.6 |
| Average temperature (°C) | 22.1 | 22.9 | 22.7 | 22.7 | 23.2 | 22.6 | 22.4 | 22.3 | 22.4 | 22.3 | 22.2 | 23.1 |
| Average night temperature (°C) | 19.2 | 19.7 | 19.8 | 19.6 | 20.5 | 20.1 | 19.8 | 19.7 | 20.1 | 20.1 | 19.9 | 20.3 |
| Absolute minimum temperature (°C) | 17.8 | 18.5 | 18.3 | 18.1 | 19.9 | 19.1 | 17.8 | 17.6 | 19.2 | 19.3 | 19.1 | 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) | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 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) | 7.3 | 8.0 | 6.1 | 7.6 | 7.7 | 7.6 | 7.3 | 7.2 | 6.4 | 6.0 | 5.5 | 7.7 |
| Precipitation (mm) | 194 | 218 | 262 | 315 | 187 | 158 | 116 | 184 | 287 | 548 | 599 | 277 |
| Sunny days | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 |
| Rainy days | 30 | 28 | 30 | 30 | 31 | 28 | 31 | 31 | 30 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bison is at