Average annual temperature is 25.9 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: 17.9 °C
Number of sunny days: 90 days
Number of rainy days: 275 days
Look at detailed online map of Galu
* Weather data for Galu 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) | 36.9 | 38.1 | 38.9 | 35.0 | 34.0 | 33.0 | 32.5 | 32.4 | 32.4 | 31.5 | 32.4 | 35.5 |
| Average daytime temperature (°C) | 35.4 | 36.6 | 34.4 | 33.1 | 31.8 | 29.7 | 29.4 | 28.6 | 29.2 | 29.6 | 30.4 | 33.2 |
| Average temperature (°C) | 27.0 | 28.5 | 27.3 | 26.8 | 26.3 | 24.9 | 24.5 | 24.3 | 24.6 | 25.0 | 25.6 | 26.3 |
| Average night temperature (°C) | 20.8 | 22.7 | 22.7 | 23.4 | 23.4 | 22.6 | 22.3 | 22.4 | 22.5 | 22.6 | 22.8 | 21.1 |
| Absolute minimum temperature (°C) | 18.0 | 21.7 | 21.2 | 22.0 | 22.6 | 21.4 | 21.3 | 21.6 | 21.5 | 21.4 | 21.7 | 17.9 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 11.9 | 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) | 9.9 | 9.8 | 8.6 | 8.5 | 7.7 | 6.9 | 6.8 | 5.5 | 6.7 | 7.7 | 8.1 | 10.0 |
| Precipitation (mm) | 6 | 1 | 92 | 204 | 347 | 308 | 343 | 542 | 375 | 402 | 171 | 12 |
| Sunny days | 24 | 23 | 11 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 25 |
| Rainy days | 7 | 5 | 20 | 26 | 31 | 30 | 31 | 31 | 30 | 31 | 27 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Galu is at