Average annual temperature is 25.4 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 135 days
Number of rainy days: 230 days
Look at detailed online map of Ouossou
* Weather data for Ouossou 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) | 35.5 | 36.3 | 37.7 | 36.4 | 33.3 | 32.0 | 30.7 | 30.9 | 31.2 | 31.5 | 33.3 | 33.9 |
| Average daytime temperature (°C) | 33.1 | 34.3 | 34.6 | 33.9 | 30.9 | 28.6 | 28.1 | 27.7 | 28.4 | 29.0 | 30.8 | 32.6 |
| Average temperature (°C) | 26.3 | 27.2 | 27.0 | 27.0 | 26.0 | 24.2 | 23.6 | 23.4 | 23.8 | 24.4 | 25.5 | 26.1 |
| Average night temperature (°C) | 20.0 | 20.4 | 20.8 | 21.8 | 22.7 | 21.9 | 21.3 | 21.3 | 21.4 | 21.6 | 21.3 | 20.2 |
| Absolute minimum temperature (°C) | 18.1 | 18.7 | 19.2 | 20.3 | 21.7 | 20.9 | 20.3 | 20.4 | 20.1 | 20.4 | 18.7 | 17.2 |
| 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 | 11.5 |
| 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 | 10.0 | 9.6 | 7.5 | 6.6 | 7.2 | 6.0 | 7.0 | 7.7 | 9.7 | 10.1 |
| Precipitation (mm) | 0 | 0 | 11 | 48 | 220 | 299 | 421 | 580 | 497 | 358 | 46 | 1 |
| Sunny days | 29 | 28 | 21 | 17 | 1 | 0 | 0 | 0 | 0 | 0 | 10 | 29 |
| Rainy days | 2 | 0 | 10 | 13 | 30 | 30 | 31 | 31 | 30 | 31 | 20 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ouossou is at