Average annual temperature is 25.0 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 12.8 °C
Number of sunny days: 184 days
Number of rainy days: 181 days
Look at detailed online map of Belli
* Weather data for Belli 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) | 33.6 | 35.5 | 36.2 | 36.7 | 35.4 | 34.0 | 32.7 | 32.5 | 33.5 | 33.3 | 33.7 | 33.4 |
| Average daytime temperature (°C) | 31.7 | 34.1 | 34.4 | 35.3 | 32.8 | 30.7 | 29.5 | 28.9 | 29.7 | 30.5 | 32.5 | 31.8 |
| Average temperature (°C) | 23.8 | 26.0 | 26.9 | 27.9 | 26.6 | 24.9 | 23.8 | 23.5 | 23.9 | 24.6 | 25.4 | 23.6 |
| Average night temperature (°C) | 16.7 | 18.6 | 20.2 | 21.5 | 22.3 | 21.4 | 20.5 | 20.4 | 20.4 | 20.4 | 19.3 | 16.6 |
| Absolute minimum temperature (°C) | 14.9 | 16.9 | 17.8 | 19.8 | 21.1 | 20.4 | 19.3 | 19.2 | 19.6 | 19.1 | 16.5 | 12.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.3 | 10.1 | 10.4 | 10.4 | 9.0 | 9.1 | 9.0 | 8.0 | 8.9 | 9.2 | 10.5 | 10.4 |
| Precipitation (mm) | 0 | 0 | 3 | 4 | 124 | 209 | 297 | 361 | 327 | 145 | 7 | 0 |
| Sunny days | 31 | 28 | 27 | 27 | 8 | 4 | 0 | 0 | 1 | 4 | 23 | 31 |
| Rainy days | 0 | 0 | 4 | 3 | 23 | 26 | 31 | 31 | 29 | 27 | 7 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Belli is at