Average annual temperature is 27.7 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: 15.7 °C
Number of sunny days: 206 days
Number of rainy days: 159 days
Look at detailed online map of Almane Fonsom
* Weather data for Almane Fonsom Guinea-Bissau is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.4 | 39.1 | 40.1 | 40.5 | 39.3 | 37.8 | 33.8 | 33.1 | 33.2 | 33.7 | 36.3 | 35.2 |
| Average daytime temperature (°C) | 33.3 | 36.5 | 37.4 | 38.3 | 37.0 | 33.7 | 31.1 | 30.5 | 30.9 | 32.1 | 34.2 | 33.0 |
| Average temperature (°C) | 25.1 | 28.2 | 29.5 | 31.2 | 31.0 | 28.7 | 26.6 | 26.1 | 26.4 | 27.1 | 27.3 | 25.0 |
| Average night temperature (°C) | 18.5 | 20.6 | 22.1 | 24.6 | 26.2 | 25.1 | 23.7 | 23.5 | 23.4 | 23.8 | 21.0 | 18.4 |
| Absolute minimum temperature (°C) | 16.0 | 17.8 | 20.0 | 22.6 | 23.5 | 23.7 | 22.9 | 22.4 | 22.5 | 22.8 | 17.3 | 15.7 |
| 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) | 11.5 | 11.7 | 12.1 | 12.4 | 12.7 | 12.8 | 12.8 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| 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) | 9.9 | 10.3 | 10.5 | 10.7 | 9.2 | 9.0 | 7.7 | 7.3 | 8.4 | 9.3 | 10.2 | 9.9 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 17 | 148 | 297 | 375 | 384 | 172 | 8 | 6 |
| Sunny days | 31 | 28 | 31 | 30 | 16 | 9 | 1 | 1 | 0 | 4 | 25 | 30 |
| Rainy days | 0 | 0 | 0 | 0 | 15 | 21 | 30 | 30 | 30 | 27 | 5 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Almane Fonsom is at