Average annual temperature is 26.2 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: 19.0 °C
Number of sunny days: 75 days
Number of rainy days: 290 days
Look at detailed online map of Mentba
* Weather data for Mentba 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) | 34.1 | 33.5 | 31.5 | 31.2 | 32.5 | 30.4 | 29.2 | 29.5 | 30.0 | 30.5 | 31.3 | 33.1 |
| Average daytime temperature (°C) | 30.6 | 30.5 | 30.0 | 30.3 | 30.3 | 28.2 | 27.6 | 27.5 | 27.9 | 28.6 | 29.4 | 31.0 |
| Average temperature (°C) | 26.7 | 27.0 | 26.8 | 27.5 | 26.9 | 25.6 | 25.1 | 25.1 | 25.2 | 25.5 | 26.2 | 26.6 |
| Average night temperature (°C) | 23.1 | 24.2 | 24.4 | 25.1 | 24.3 | 23.7 | 23.3 | 23.3 | 23.2 | 23.3 | 23.7 | 22.9 |
| Absolute minimum temperature (°C) | 20.8 | 23.1 | 22.4 | 23.1 | 22.9 | 22.7 | 22.5 | 22.1 | 22.2 | 22.5 | 22.3 | 19.0 |
| 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 | 12.5 | 12.4 | 12.2 | 12.0 | 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) | 10.0 | 10.0 | 9.8 | 9.5 | 8.5 | 7.6 | 7.4 | 6.1 | 7.4 | 7.8 | 9.1 | 10.2 |
| Precipitation (mm) | 7 | 9 | 36 | 124 | 358 | 370 | 721 | 517 | 513 | 352 | 161 | 41 |
| Sunny days | 20 | 18 | 16 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 |
| Rainy days | 11 | 10 | 15 | 26 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mentba is at