Average annual temperature is 25.9 °C
Absolute maximum temperature: 37.9 °C
Absolute minimum temperature: 17.5 °C
Number of sunny days: 83 days
Number of rainy days: 282 days
Look at detailed online map of Mamuihun
* Weather data for Mamuihun 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) | 36.1 | 37.5 | 37.9 | 35.1 | 34.3 | 32.6 | 33.0 | 32.9 | 32.2 | 31.9 | 32.1 | 35.0 |
| Average daytime temperature (°C) | 34.6 | 35.9 | 34.3 | 33.3 | 31.7 | 30.0 | 29.4 | 28.8 | 29.2 | 29.5 | 30.4 | 32.7 |
| Average temperature (°C) | 26.6 | 28.2 | 27.3 | 26.9 | 26.3 | 25.0 | 24.7 | 24.5 | 24.8 | 25.1 | 25.7 | 25.9 |
| Average night temperature (°C) | 21.0 | 23.1 | 22.9 | 23.5 | 23.4 | 22.7 | 22.4 | 22.5 | 22.6 | 22.7 | 23.0 | 21.1 |
| Absolute minimum temperature (°C) | 17.8 | 21.5 | 21.1 | 22.2 | 22.5 | 21.5 | 21.6 | 21.4 | 21.3 | 21.9 | 22.2 | 17.5 |
| 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 | 11.8 | 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) | 9.7 | 9.8 | 8.3 | 7.8 | 7.5 | 7.2 | 6.8 | 5.7 | 6.7 | 7.4 | 7.7 | 9.7 |
| Precipitation (mm) | 4 | 1 | 60 | 152 | 319 | 334 | 439 | 620 | 404 | 351 | 176 | 8 |
| Sunny days | 23 | 22 | 10 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 23 |
| Rainy days | 8 | 6 | 21 | 28 | 30 | 30 | 31 | 31 | 30 | 31 | 28 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mamuihun is at