Average annual temperature is 25.8 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 80 days
Number of rainy days: 285 days
Look at detailed online map of Mamboma
* Weather data for Mamboma 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) | 36.4 | 37.4 | 37.5 | 34.9 | 34.5 | 32.4 | 32.9 | 33.0 | 32.5 | 32.3 | 32.1 | 35.2 |
| Average daytime temperature (°C) | 34.7 | 35.9 | 34.3 | 33.1 | 31.6 | 29.9 | 29.4 | 28.7 | 29.3 | 29.6 | 30.4 | 32.7 |
| Average temperature (°C) | 26.6 | 28.1 | 27.1 | 26.8 | 26.2 | 24.9 | 24.6 | 24.4 | 24.7 | 25.0 | 25.6 | 25.9 |
| Average night temperature (°C) | 21.0 | 23.0 | 22.8 | 23.4 | 23.3 | 22.5 | 22.3 | 22.5 | 22.5 | 22.5 | 22.7 | 21.0 |
| Absolute minimum temperature (°C) | 17.7 | 21.5 | 21.5 | 22.2 | 22.5 | 21.3 | 21.2 | 21.3 | 21.3 | 21.5 | 21.8 | 17.6 |
| 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) | 9.7 | 9.7 | 8.3 | 7.8 | 7.5 | 7.1 | 6.7 | 5.8 | 6.7 | 7.2 | 7.7 | 9.7 |
| Precipitation (mm) | 6 | 2 | 74 | 135 | 325 | 325 | 436 | 585 | 429 | 327 | 156 | 8 |
| Sunny days | 22 | 21 | 10 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 21 |
| Rainy days | 9 | 7 | 21 | 27 | 30 | 30 | 31 | 31 | 30 | 31 | 28 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mamboma is at