Average annual temperature is 25.3 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 13.6 °C
Number of sunny days: 158 days
Number of rainy days: 207 days
Look at detailed online map of Koossa
* Weather data for Koossa 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) | 33.9 | 35.7 | 37.5 | 36.8 | 36.3 | 33.9 | 32.1 | 33.4 | 34.2 | 34.0 | 34.0 | 33.5 |
| Average daytime temperature (°C) | 32.2 | 34.2 | 35.2 | 35.2 | 33.6 | 30.7 | 29.5 | 29.5 | 30.6 | 31.2 | 32.3 | 31.4 |
| Average temperature (°C) | 24.1 | 26.5 | 27.7 | 27.7 | 26.7 | 24.5 | 23.9 | 23.9 | 24.3 | 25.0 | 25.5 | 23.6 |
| Average night temperature (°C) | 17.1 | 19.7 | 21.5 | 22.3 | 22.1 | 20.9 | 20.6 | 20.6 | 20.6 | 20.7 | 19.7 | 16.5 |
| Absolute minimum temperature (°C) | 14.5 | 16.2 | 18.3 | 20.4 | 21.0 | 20.2 | 20.1 | 19.7 | 19.9 | 19.6 | 16.7 | 13.6 |
| 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) | 10.6 | 10.3 | 9.6 | 9.9 | 8.9 | 9.1 | 8.7 | 7.6 | 8.7 | 9.9 | 10.0 | 10.7 |
| Precipitation (mm) | 5 | 0 | 19 | 30 | 136 | 194 | 201 | 297 | 277 | 92 | 47 | 0 |
| Sunny days | 29 | 27 | 19 | 21 | 9 | 1 | 0 | 0 | 0 | 8 | 13 | 31 |
| Rainy days | 2 | 1 | 12 | 9 | 22 | 29 | 31 | 31 | 30 | 23 | 17 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koossa is at