Average annual temperature is 25.2 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 107 days
Number of rainy days: 258 days
Look at detailed online map of Yomanja
* Weather data for Yomanja 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) | 35.5 | 36.1 | 37.5 | 34.4 | 33.0 | 31.4 | 31.1 | 31.0 | 30.9 | 31.2 | 32.3 | 33.7 |
| Average daytime temperature (°C) | 33.6 | 34.5 | 33.9 | 32.6 | 30.8 | 28.8 | 28.7 | 28.1 | 28.7 | 29.1 | 29.6 | 31.4 |
| Average temperature (°C) | 25.5 | 27.5 | 27.0 | 26.6 | 25.7 | 24.4 | 24.2 | 24.0 | 24.2 | 24.5 | 24.8 | 24.4 |
| Average night temperature (°C) | 18.4 | 21.6 | 22.0 | 22.9 | 22.7 | 22.1 | 21.9 | 21.9 | 21.8 | 22.0 | 21.8 | 18.6 |
| Absolute minimum temperature (°C) | 15.3 | 19.6 | 19.7 | 21.8 | 21.8 | 21.2 | 20.4 | 21.0 | 21.0 | 21.0 | 20.5 | 15.8 |
| 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 | 9.9 | 9.0 | 8.3 | 7.3 | 6.5 | 6.9 | 5.7 | 6.6 | 7.4 | 8.1 | 9.9 |
| Precipitation (mm) | 9 | 1 | 59 | 163 | 349 | 279 | 341 | 467 | 360 | 439 | 166 | 7 |
| Sunny days | 27 | 25 | 16 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 27 |
| Rainy days | 4 | 3 | 15 | 23 | 30 | 30 | 31 | 31 | 30 | 31 | 26 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Yomanja during the most sunny months:
The largest precipitation sum in Yomanja is at