Average annual temperature is 26.3 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: 14.2 °C
Number of sunny days: 124 days
Number of rainy days: 241 days
Look at detailed online map of Mamina
* Weather data for Mamina 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) | 38.5 | 38.6 | 39.7 | 38.0 | 36.8 | 34.4 | 33.6 | 33.4 | 33.7 | 34.4 | 35.5 | 37.1 |
| Average daytime temperature (°C) | 36.3 | 37.0 | 36.5 | 35.2 | 33.2 | 30.5 | 30.6 | 29.6 | 30.5 | 31.3 | 32.9 | 34.9 |
| Average temperature (°C) | 26.6 | 28.3 | 28.2 | 28.0 | 26.9 | 25.3 | 24.9 | 24.6 | 25.0 | 25.5 | 26.4 | 25.9 |
| Average night temperature (°C) | 18.9 | 21.2 | 22.1 | 23.2 | 23.5 | 22.9 | 22.3 | 22.3 | 22.3 | 22.5 | 22.5 | 18.9 |
| Absolute minimum temperature (°C) | 15.5 | 19.5 | 19.4 | 21.6 | 22.5 | 22.0 | 20.2 | 21.4 | 21.4 | 21.8 | 20.9 | 14.2 |
| 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 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 | 10.0 | 9.6 | 8.8 | 7.3 | 6.5 | 7.1 | 5.7 | 7.2 | 7.6 | 8.8 | 10.1 |
| Precipitation (mm) | 14 | 0 | 25 | 101 | 272 | 327 | 522 | 576 | 384 | 417 | 116 | 3 |
| Sunny days | 28 | 28 | 21 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 7 | 28 |
| Rainy days | 3 | 0 | 10 | 19 | 30 | 30 | 31 | 31 | 30 | 31 | 23 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mamina is at