Average annual temperature is 25.0 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 108 days
Number of rainy days: 257 days
Look at detailed online map of Koyima
* Weather data for Koyima 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) | 35.7 | 36.1 | 37.8 | 34.2 | 33.7 | 31.2 | 31.2 | 31.3 | 30.9 | 31.7 | 32.5 | 34.7 |
| Average daytime temperature (°C) | 33.4 | 34.3 | 33.1 | 32.4 | 30.7 | 28.9 | 28.8 | 28.2 | 28.8 | 29.4 | 29.9 | 31.7 |
| Average temperature (°C) | 25.3 | 27.2 | 26.4 | 26.4 | 25.5 | 24.3 | 24.1 | 23.9 | 24.1 | 24.5 | 24.7 | 24.2 |
| Average night temperature (°C) | 18.3 | 21.1 | 21.6 | 22.7 | 22.4 | 22.0 | 21.7 | 21.8 | 21.8 | 21.7 | 21.5 | 18.0 |
| Absolute minimum temperature (°C) | 15.4 | 18.4 | 19.0 | 21.7 | 21.7 | 21.0 | 20.6 | 20.6 | 21.1 | 20.9 | 20.1 | 15.3 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 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) | 9.9 | 10.0 | 9.0 | 8.5 | 7.4 | 6.4 | 7.1 | 5.8 | 7.5 | 8.3 | 8.7 | 10.3 |
| Precipitation (mm) | 11 | 5 | 66 | 184 | 259 | 316 | 396 | 447 | 396 | 293 | 128 | 3 |
| Sunny days | 28 | 25 | 13 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 28 |
| Rainy days | 3 | 3 | 18 | 22 | 30 | 30 | 31 | 31 | 30 | 31 | 25 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Koyima during the most sunny months:
The largest precipitation sum in Koyima is at