Average annual temperature is 26.4 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: 17.9 °C
Number of sunny days: 101 days
Number of rainy days: 264 days
Look at detailed online map of Mamanka
* Weather data for Mamanka 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) | 38.0 | 38.0 | 38.1 | 36.6 | 36.5 | 32.7 | 32.8 | 33.2 | 32.1 | 32.7 | 33.6 | 35.5 |
| Average daytime temperature (°C) | 35.8 | 36.0 | 34.5 | 34.4 | 32.5 | 30.2 | 29.7 | 28.8 | 29.8 | 30.5 | 31.3 | 33.3 |
| Average temperature (°C) | 27.3 | 28.0 | 27.5 | 28.0 | 27.1 | 25.4 | 25.1 | 24.8 | 25.2 | 25.5 | 26.3 | 26.5 |
| Average night temperature (°C) | 21.5 | 23.1 | 23.4 | 24.2 | 24.2 | 23.1 | 22.8 | 22.7 | 22.9 | 22.9 | 23.1 | 21.7 |
| Absolute minimum temperature (°C) | 18.3 | 22.1 | 21.6 | 22.9 | 23.3 | 21.7 | 21.6 | 21.8 | 21.8 | 22.2 | 22.4 | 17.9 |
| 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 | 11.8 | 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) | 9.8 | 9.8 | 9.6 | 8.8 | 7.5 | 6.4 | 7.0 | 5.5 | 6.6 | 6.5 | 8.2 | 9.8 |
| Precipitation (mm) | 3 | 1 | 15 | 92 | 291 | 498 | 591 | 704 | 508 | 431 | 141 | 7 |
| Sunny days | 27 | 23 | 18 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 26 |
| Rainy days | 4 | 5 | 13 | 26 | 31 | 30 | 31 | 31 | 30 | 31 | 27 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mamanka is at