Average annual temperature is 24.5 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: 15.1 °C
Number of sunny days: 135 days
Number of rainy days: 230 days
Look at detailed online map of Forossandou
* Weather data for Forossandou 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) | 33.7 | 35.3 | 35.3 | 34.6 | 34.2 | 32.0 | 31.3 | 32.9 | 33.6 | 32.6 | 33.2 | 33.9 |
| Average daytime temperature (°C) | 31.9 | 33.7 | 33.5 | 33.1 | 31.7 | 29.6 | 28.9 | 28.8 | 29.9 | 30.3 | 31.4 | 31.8 |
| Average temperature (°C) | 24.0 | 26.1 | 26.1 | 25.8 | 25.0 | 23.6 | 23.2 | 23.2 | 23.7 | 24.1 | 24.7 | 24.2 |
| Average night temperature (°C) | 17.8 | 19.5 | 20.6 | 21.3 | 21.4 | 20.6 | 20.4 | 20.4 | 20.5 | 20.3 | 19.7 | 17.9 |
| Absolute minimum temperature (°C) | 15.3 | 16.2 | 17.5 | 20.3 | 20.4 | 20.0 | 19.6 | 19.7 | 19.5 | 19.2 | 16.9 | 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 | 12.5 | 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) | 10.5 | 10.0 | 9.5 | 9.1 | 8.4 | 8.2 | 7.6 | 7.2 | 8.2 | 8.9 | 9.7 | 10.7 |
| Precipitation (mm) | 7 | 1 | 51 | 71 | 282 | 235 | 346 | 324 | 364 | 151 | 46 | 0 |
| Sunny days | 28 | 26 | 19 | 14 | 2 | 0 | 0 | 0 | 0 | 5 | 11 | 30 |
| Rainy days | 3 | 2 | 12 | 16 | 29 | 30 | 31 | 31 | 30 | 26 | 19 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Forossandou is at