Average annual temperature is 25.9 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: 13.7 °C
Number of sunny days: 169 days
Number of rainy days: 196 days
Look at detailed online map of Koulanbou
* Weather data for Koulanbou 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) | 34.7 | 36.4 | 38.3 | 39.4 | 35.9 | 33.2 | 31.9 | 32.1 | 31.6 | 32.9 | 34.3 | 34.4 |
| Average daytime temperature (°C) | 32.3 | 34.8 | 35.9 | 35.9 | 32.5 | 30.1 | 29.6 | 29.1 | 29.6 | 30.3 | 33.0 | 32.6 |
| Average temperature (°C) | 24.2 | 27.0 | 28.4 | 29.0 | 26.9 | 25.4 | 24.6 | 24.4 | 24.6 | 25.2 | 26.3 | 24.5 |
| Average night temperature (°C) | 17.1 | 19.9 | 21.8 | 23.1 | 23.1 | 22.3 | 21.6 | 21.5 | 21.3 | 21.6 | 20.5 | 17.1 |
| Absolute minimum temperature (°C) | 15.0 | 16.4 | 18.3 | 22.2 | 22.0 | 21.1 | 19.5 | 20.3 | 20.5 | 20.1 | 16.8 | 13.7 |
| 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) | 10.1 | 10.1 | 10.2 | 10.2 | 8.7 | 8.7 | 9.1 | 8.1 | 8.6 | 9.1 | 10.5 | 10.4 |
| Precipitation (mm) | 9 | 0 | 5 | 31 | 171 | 207 | 354 | 330 | 302 | 196 | 13 | 0 |
| Sunny days | 30 | 27 | 25 | 24 | 5 | 3 | 0 | 0 | 0 | 5 | 19 | 31 |
| Rainy days | 1 | 1 | 6 | 6 | 26 | 27 | 31 | 31 | 30 | 26 | 11 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koulanbou is at