Average annual temperature is 25.8 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 13.6 °C
Number of sunny days: 169 days
Number of rainy days: 196 days
Look at detailed online map of Koyanba
* Weather data for Koyanba 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) | 35.1 | 36.6 | 37.4 | 37.8 | 37.2 | 34.2 | 33.1 | 33.9 | 35.3 | 35.8 | 35.7 | 34.9 |
| Average daytime temperature (°C) | 32.9 | 34.9 | 35.8 | 36.2 | 34.6 | 31.7 | 30.6 | 30.3 | 31.6 | 32.6 | 33.8 | 32.5 |
| Average temperature (°C) | 23.8 | 26.3 | 28.1 | 28.5 | 27.5 | 25.6 | 24.8 | 24.6 | 25.0 | 26.0 | 26.3 | 23.6 |
| Average night temperature (°C) | 16.4 | 19.1 | 22.0 | 23.0 | 23.0 | 21.9 | 21.4 | 21.3 | 21.3 | 21.4 | 20.5 | 16.5 |
| Absolute minimum temperature (°C) | 13.7 | 16.4 | 17.4 | 20.7 | 21.3 | 20.7 | 20.9 | 20.7 | 20.5 | 20.5 | 16.6 | 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) | 10.5 | 10.4 | 9.9 | 10.1 | 9.1 | 8.9 | 8.7 | 7.8 | 9.2 | 10.0 | 10.2 | 10.7 |
| Precipitation (mm) | 1 | 0 | 15 | 49 | 111 | 106 | 235 | 296 | 312 | 88 | 23 | 0 |
| Sunny days | 30 | 27 | 26 | 20 | 8 | 2 | 0 | 0 | 0 | 9 | 16 | 31 |
| Rainy days | 1 | 1 | 5 | 10 | 23 | 28 | 31 | 31 | 30 | 22 | 14 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koyanba is at