Average annual temperature is 25.3 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 15.9 °C
Number of sunny days: 128 days
Number of rainy days: 237 days
Look at detailed online map of Sumadu
* Weather data for Sumadu 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) | 35.2 | 37.0 | 37.5 | 36.7 | 34.1 | 31.5 | 31.8 | 31.8 | 31.8 | 32.5 | 33.2 | 35.3 |
| Average daytime temperature (°C) | 33.5 | 35.3 | 35.2 | 33.9 | 31.2 | 28.9 | 29.0 | 28.4 | 29.2 | 30.4 | 31.5 | 33.2 |
| Average temperature (°C) | 25.3 | 27.2 | 27.7 | 27.0 | 25.6 | 24.3 | 23.9 | 23.7 | 24.0 | 24.6 | 25.1 | 24.9 |
| Average night temperature (°C) | 18.2 | 20.3 | 21.5 | 22.4 | 22.4 | 21.7 | 21.3 | 21.2 | 21.2 | 21.4 | 20.9 | 18.0 |
| Absolute minimum temperature (°C) | 16.0 | 17.2 | 19.7 | 21.0 | 21.1 | 20.9 | 19.8 | 20.5 | 20.5 | 20.2 | 18.2 | 15.9 |
| 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) | 9.8 | 10.0 | 9.6 | 9.1 | 7.5 | 6.3 | 7.6 | 6.8 | 7.9 | 8.2 | 9.1 | 10.2 |
| Precipitation (mm) | 40 | 0 | 44 | 102 | 289 | 360 | 347 | 390 | 385 | 314 | 93 | 0 |
| Sunny days | 29 | 27 | 21 | 8 | 1 | 0 | 0 | 1 | 0 | 1 | 11 | 29 |
| Rainy days | 2 | 1 | 10 | 22 | 30 | 30 | 31 | 30 | 30 | 30 | 19 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sumadu is at