Average annual temperature is 25.1 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: 20.7 °C
Number of sunny days: 11 days
Number of rainy days: 354 days
Look at detailed online map of Bisum
* Weather data for Bisum 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) | 30.5 | 31.1 | 31.4 | 31.4 | 31.0 | 29.6 | 29.8 | 29.5 | 30.1 | 29.9 | 30.1 | 30.4 |
| Average daytime temperature (°C) | 28.9 | 29.7 | 29.5 | 29.7 | 29.4 | 28.4 | 27.8 | 27.8 | 28.1 | 28.3 | 28.2 | 29.0 |
| Average temperature (°C) | 24.7 | 25.4 | 25.5 | 25.5 | 25.7 | 24.9 | 24.7 | 24.5 | 24.8 | 24.8 | 24.9 | 25.4 |
| Average night temperature (°C) | 22.3 | 23.0 | 23.0 | 23.1 | 23.4 | 22.8 | 22.6 | 22.4 | 22.9 | 23.0 | 22.9 | 23.2 |
| Absolute minimum temperature (°C) | 21.4 | 21.9 | 22.3 | 22.3 | 22.6 | 21.6 | 21.7 | 20.7 | 21.4 | 22.5 | 22.0 | 22.2 |
| 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) | 7.8 | 8.3 | 6.2 | 7.3 | 7.7 | 8.2 | 7.2 | 7.1 | 6.4 | 5.4 | 5.2 | 7.7 |
| Precipitation (mm) | 257 | 202 | 274 | 429 | 319 | 204 | 103 | 149 | 262 | 564 | 841 | 303 |
| Sunny days | 1 | 0 | 0 | 0 | 0 | 4 | 2 | 3 | 1 | 0 | 0 | 0 |
| Rainy days | 30 | 28 | 31 | 30 | 31 | 26 | 29 | 28 | 29 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bisum is at