Average annual temperature is 24.9 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: 16.0 °C
Number of sunny days: 103 days
Number of rainy days: 262 days
Look at detailed online map of Mamentia
* Weather data for Mamentia 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 | 35.7 | 36.9 | 34.5 | 32.5 | 31.4 | 30.9 | 30.5 | 30.3 | 30.2 | 30.6 | 32.8 |
| Average daytime temperature (°C) | 33.3 | 34.4 | 33.1 | 32.1 | 30.5 | 28.4 | 28.3 | 27.5 | 28.2 | 28.5 | 29.1 | 30.7 |
| Average temperature (°C) | 25.5 | 27.4 | 26.3 | 26.2 | 25.4 | 24.0 | 23.8 | 23.5 | 23.8 | 24.1 | 24.5 | 24.2 |
| Average night temperature (°C) | 18.8 | 21.3 | 21.5 | 22.5 | 22.4 | 21.7 | 21.6 | 21.6 | 21.6 | 21.7 | 21.6 | 18.8 |
| Absolute minimum temperature (°C) | 16.2 | 19.6 | 19.1 | 21.3 | 21.6 | 21.1 | 20.4 | 20.8 | 20.7 | 20.9 | 20.6 | 16.0 |
| 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) | 10.0 | 9.8 | 9.1 | 8.6 | 7.7 | 6.5 | 6.9 | 5.5 | 6.5 | 7.5 | 8.5 | 10.0 |
| Precipitation (mm) | 4 | 2 | 50 | 162 | 298 | 282 | 367 | 459 | 391 | 389 | 187 | 8 |
| Sunny days | 27 | 24 | 14 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 27 |
| Rainy days | 4 | 4 | 17 | 23 | 31 | 30 | 31 | 31 | 30 | 31 | 26 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mamentia is at