Average annual temperature is 25.2 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 92 days
Number of rainy days: 273 days
Look at detailed online map of Koleya
* Weather data for Koleya Sierra Leone is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.3 | 36.5 | 36.2 | 33.9 | 34.1 | 31.0 | 31.1 | 31.3 | 30.8 | 31.1 | 32.5 | 34.0 |
| Average daytime temperature (°C) | 33.1 | 33.6 | 32.3 | 31.7 | 31.0 | 28.8 | 28.7 | 28.2 | 28.8 | 29.1 | 29.6 | 31.6 |
| Average temperature (°C) | 25.3 | 27.4 | 26.3 | 26.2 | 25.8 | 24.4 | 24.1 | 24.0 | 24.2 | 24.5 | 25.0 | 24.8 |
| Average night temperature (°C) | 18.7 | 22.1 | 22.3 | 22.9 | 22.8 | 22.1 | 21.8 | 21.9 | 22.0 | 21.9 | 21.9 | 19.3 |
| Absolute minimum temperature (°C) | 15.3 | 20.6 | 19.9 | 21.6 | 21.5 | 21.4 | 20.3 | 20.6 | 21.1 | 21.1 | 19.8 | 15.5 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 11.9 | 11.7 | 11.7 |
| 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) | 9.9 | 9.7 | 8.6 | 8.7 | 7.4 | 6.5 | 6.9 | 5.6 | 7.5 | 7.7 | 8.4 | 9.9 |
| Precipitation (mm) | 48 | 1 | 80 | 191 | 301 | 284 | 342 | 528 | 350 | 335 | 131 | 2 |
| Sunny days | 24 | 25 | 14 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 23 |
| Rainy days | 7 | 3 | 17 | 27 | 31 | 30 | 31 | 31 | 30 | 30 | 28 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koleya is at