Average annual temperature is 24.5 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: 14.8 °C
Number of sunny days: 75 days
Number of rainy days: 290 days
Look at detailed online map of Yossono
* Weather data for Yossono 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) | 35.3 | 35.8 | 34.6 | 34.1 | 33.8 | 31.6 | 31.2 | 31.4 | 32.1 | 31.1 | 32.2 | 33.8 |
| Average daytime temperature (°C) | 32.8 | 33.6 | 32.1 | 32.1 | 31.2 | 28.9 | 28.8 | 28.8 | 29.2 | 29.2 | 30.2 | 31.6 |
| Average temperature (°C) | 24.2 | 26.3 | 25.4 | 25.5 | 25.3 | 24.0 | 23.6 | 23.6 | 23.9 | 24.0 | 24.6 | 23.8 |
| Average night temperature (°C) | 17.7 | 21.0 | 21.5 | 21.8 | 22.0 | 21.3 | 21.1 | 21.1 | 21.3 | 21.2 | 21.2 | 18.0 |
| Absolute minimum temperature (°C) | 14.8 | 18.4 | 20.7 | 20.5 | 21.1 | 20.4 | 20.3 | 20.0 | 20.2 | 19.7 | 19.7 | 15.5 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 12.0 | 11.8 | 11.7 |
| 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 | 9.3 | 8.1 | 8.1 | 7.3 | 6.5 | 6.9 | 6.2 | 8.0 | 7.6 | 8.8 | 10.4 |
| Precipitation (mm) | 11 | 24 | 166 | 156 | 178 | 254 | 334 | 339 | 320 | 216 | 105 | 11 |
| Sunny days | 23 | 14 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 27 |
| Rainy days | 8 | 14 | 27 | 28 | 31 | 30 | 31 | 31 | 30 | 31 | 25 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Yossono during the most sunny months:
The largest precipitation sum in Yossono is at