Average annual temperature is 25.0 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 119 days
Number of rainy days: 246 days
Look at detailed online map of Mamuria
* Weather data for Mamuria 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 | 36.0 | 37.1 | 34.5 | 32.8 | 32.3 | 31.6 | 32.6 | 31.5 | 30.8 | 32.2 | 34.0 |
| Average daytime temperature (°C) | 33.5 | 34.5 | 33.8 | 32.6 | 30.7 | 29.3 | 29.1 | 28.0 | 28.9 | 29.1 | 29.9 | 31.7 |
| Average temperature (°C) | 26.0 | 27.1 | 26.4 | 26.3 | 25.4 | 24.2 | 23.8 | 23.5 | 23.8 | 24.1 | 24.6 | 24.8 |
| Average night temperature (°C) | 19.3 | 20.3 | 21.0 | 22.2 | 22.3 | 21.8 | 21.2 | 21.5 | 21.4 | 21.3 | 21.3 | 19.3 |
| Absolute minimum temperature (°C) | 17.1 | 18.6 | 18.7 | 20.5 | 21.4 | 21.0 | 19.1 | 20.3 | 20.6 | 20.4 | 19.1 | 17.4 |
| 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) | 9.9 | 9.9 | 9.3 | 8.8 | 7.2 | 6.1 | 7.0 | 5.7 | 6.6 | 7.7 | 8.7 | 10.1 |
| Precipitation (mm) | 19 | 0 | 54 | 135 | 258 | 295 | 312 | 460 | 419 | 356 | 122 | 6 |
| Sunny days | 29 | 25 | 16 | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 10 | 29 |
| Rainy days | 2 | 3 | 15 | 21 | 30 | 30 | 31 | 31 | 30 | 31 | 20 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mamuria is at