Average annual temperature is 25.7 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 15.0 °C
Number of sunny days: 162 days
Number of rainy days: 203 days
Look at detailed online map of Fansan
* Weather data for Fansan 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) | 34.2 | 36.2 | 37.6 | 37.3 | 34.5 | 31.9 | 31.6 | 31.7 | 31.7 | 32.2 | 33.8 | 34.9 |
| Average daytime temperature (°C) | 32.0 | 34.7 | 35.5 | 34.9 | 31.8 | 29.3 | 29.1 | 28.5 | 29.3 | 29.9 | 31.9 | 32.6 |
| Average temperature (°C) | 24.4 | 27.4 | 28.5 | 28.2 | 26.2 | 24.8 | 24.4 | 24.1 | 24.4 | 25.0 | 25.9 | 25.0 |
| Average night temperature (°C) | 17.7 | 20.6 | 22.1 | 23.1 | 22.6 | 21.8 | 21.4 | 21.4 | 21.3 | 21.4 | 20.7 | 17.8 |
| Absolute minimum temperature (°C) | 15.7 | 17.7 | 19.6 | 21.8 | 21.5 | 21.0 | 20.6 | 20.4 | 20.6 | 20.4 | 17.4 | 15.0 |
| 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 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 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) | 10.1 | 10.1 | 10.1 | 9.7 | 8.6 | 7.6 | 8.0 | 7.3 | 8.7 | 9.1 | 10.1 | 10.4 |
| Precipitation (mm) | 4 | 0 | 11 | 31 | 180 | 176 | 372 | 325 | 387 | 231 | 42 | 0 |
| Sunny days | 29 | 27 | 26 | 23 | 5 | 0 | 0 | 0 | 0 | 5 | 16 | 31 |
| Rainy days | 2 | 1 | 5 | 7 | 26 | 30 | 31 | 31 | 30 | 26 | 14 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Fansan is at