Average annual temperature is 26.6 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 116 days
Number of rainy days: 249 days
Look at detailed online map of Mentagba
* Weather data for Mentagba 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) | 39.1 | 37.8 | 39.0 | 37.6 | 36.5 | 33.8 | 33.2 | 33.2 | 32.9 | 33.1 | 33.7 | 36.6 |
| Average daytime temperature (°C) | 35.5 | 36.6 | 36.3 | 35.1 | 33.0 | 30.6 | 30.4 | 29.4 | 30.3 | 31.0 | 32.0 | 34.0 |
| Average temperature (°C) | 26.9 | 28.6 | 28.4 | 28.3 | 27.2 | 25.6 | 25.2 | 24.9 | 25.3 | 25.8 | 26.6 | 26.4 |
| Average night temperature (°C) | 19.8 | 22.0 | 22.8 | 23.7 | 23.9 | 23.1 | 22.6 | 22.7 | 22.7 | 22.9 | 23.0 | 20.3 |
| Absolute minimum temperature (°C) | 16.6 | 20.5 | 20.6 | 22.1 | 22.8 | 21.9 | 21.1 | 21.5 | 21.5 | 22.4 | 21.6 | 16.2 |
| 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) | 9.7 | 9.9 | 9.3 | 8.4 | 7.1 | 5.9 | 6.9 | 5.6 | 6.5 | 7.8 | 8.7 | 9.9 |
| Precipitation (mm) | 1 | 0 | 28 | 108 | 327 | 327 | 589 | 550 | 378 | 501 | 142 | 1 |
| Sunny days | 28 | 26 | 20 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 24 |
| Rainy days | 3 | 2 | 11 | 19 | 30 | 30 | 31 | 31 | 30 | 31 | 24 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mentagba is at