Average annual temperature is 25.9 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 13.3 °C
Number of sunny days: 174 days
Number of rainy days: 191 days
Look at detailed online map of Koïmana
* Weather data for Koïmana 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) | 35.7 | 37.2 | 37.9 | 38.5 | 37.4 | 34.1 | 33.4 | 33.6 | 34.8 | 35.1 | 35.3 | 34.8 |
| Average daytime temperature (°C) | 32.8 | 35.5 | 36.5 | 36.7 | 34.2 | 31.5 | 30.7 | 30.2 | 31.3 | 32.7 | 33.6 | 32.1 |
| Average temperature (°C) | 23.7 | 26.7 | 28.5 | 28.9 | 27.5 | 25.7 | 25.0 | 24.7 | 25.1 | 25.9 | 26.3 | 23.4 |
| Average night temperature (°C) | 16.6 | 19.2 | 22.1 | 23.3 | 23.0 | 22.0 | 21.5 | 21.4 | 21.3 | 21.3 | 20.3 | 16.3 |
| Absolute minimum temperature (°C) | 14.2 | 16.9 | 18.4 | 20.8 | 21.8 | 20.9 | 20.9 | 20.5 | 20.1 | 20.2 | 16.4 | 13.3 |
| 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 | 12.7 | 12.5 | 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) | 10.5 | 10.3 | 9.9 | 9.9 | 9.0 | 8.6 | 8.7 | 7.7 | 8.6 | 9.9 | 10.1 | 10.7 |
| Precipitation (mm) | 5 | 0 | 10 | 48 | 99 | 95 | 190 | 278 | 315 | 88 | 15 | 0 |
| Sunny days | 29 | 27 | 25 | 20 | 7 | 4 | 1 | 1 | 1 | 9 | 19 | 31 |
| Rainy days | 2 | 1 | 6 | 10 | 24 | 26 | 30 | 30 | 29 | 22 | 11 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koïmana is at