Average annual temperature is 25.5 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 15.1 °C
Number of sunny days: 136 days
Number of rainy days: 229 days
Look at detailed online map of Fanson
* Weather data for Fanson 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) | 34.9 | 37.2 | 36.9 | 35.8 | 34.6 | 31.8 | 31.8 | 32.2 | 32.6 | 32.9 | 33.7 | 34.5 |
| Average daytime temperature (°C) | 32.7 | 35.2 | 35.2 | 34.1 | 31.8 | 29.6 | 29.3 | 28.8 | 29.8 | 30.4 | 31.9 | 32.4 |
| Average temperature (°C) | 24.8 | 27.7 | 28.0 | 27.5 | 26.0 | 24.8 | 24.4 | 24.1 | 24.4 | 24.8 | 25.5 | 24.6 |
| Average night temperature (°C) | 17.9 | 20.8 | 22.0 | 22.9 | 22.5 | 21.8 | 21.4 | 21.4 | 21.4 | 21.4 | 20.7 | 18.1 |
| Absolute minimum temperature (°C) | 15.7 | 18.1 | 19.8 | 21.8 | 20.9 | 20.9 | 20.6 | 20.9 | 20.7 | 20.4 | 18.2 | 15.1 |
| 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 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.1 | 10.1 | 9.6 | 9.3 | 8.6 | 7.8 | 8.0 | 7.0 | 8.5 | 9.0 | 9.8 | 10.6 |
| Precipitation (mm) | 19 | 2 | 20 | 96 | 285 | 161 | 278 | 334 | 455 | 199 | 100 | 0 |
| Sunny days | 28 | 25 | 20 | 14 | 2 | 0 | 0 | 1 | 0 | 4 | 12 | 30 |
| Rainy days | 3 | 3 | 11 | 16 | 29 | 30 | 31 | 30 | 30 | 27 | 18 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Fanson is at