Average annual temperature is 24.7 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 73 days
Number of rainy days: 292 days
Look at detailed online map of Sandaru
* Weather data for Sandaru 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) | 35.6 | 36.3 | 36.2 | 34.0 | 33.1 | 30.9 | 31.5 | 31.7 | 32.3 | 31.3 | 31.2 | 33.9 |
| Average daytime temperature (°C) | 33.0 | 34.3 | 33.0 | 31.9 | 30.6 | 28.8 | 28.6 | 28.2 | 28.6 | 28.8 | 29.4 | 31.2 |
| Average temperature (°C) | 25.1 | 26.8 | 26.0 | 25.7 | 25.1 | 23.9 | 23.6 | 23.5 | 23.8 | 24.0 | 24.4 | 24.5 |
| Average night temperature (°C) | 19.8 | 21.8 | 21.9 | 22.5 | 22.4 | 21.6 | 21.4 | 21.5 | 21.5 | 21.6 | 21.8 | 19.7 |
| Absolute minimum temperature (°C) | 15.3 | 20.1 | 20.1 | 21.4 | 21.3 | 20.1 | 20.5 | 20.2 | 20.7 | 20.7 | 20.5 | 16.3 |
| 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) | 9.3 | 9.6 | 8.4 | 8.1 | 7.3 | 6.9 | 6.8 | 5.7 | 6.7 | 7.1 | 7.9 | 9.7 |
| Precipitation (mm) | 14 | 5 | 88 | 165 | 368 | 268 | 403 | 394 | 405 | 350 | 192 | 4 |
| Sunny days | 21 | 18 | 11 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 19 |
| Rainy days | 10 | 10 | 20 | 29 | 31 | 30 | 31 | 30 | 30 | 31 | 28 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sandaru is at