Average annual temperature is 24.9 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 99 days
Number of rainy days: 266 days
Look at detailed online map of Basea
* Weather data for Basea 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 | 35.7 | 37.1 | 34.1 | 32.4 | 30.5 | 30.3 | 30.5 | 30.6 | 31.0 | 31.8 | 33.3 |
| Average daytime temperature (°C) | 33.0 | 33.9 | 32.9 | 31.8 | 30.2 | 28.2 | 28.2 | 27.6 | 28.2 | 28.8 | 29.3 | 31.1 |
| Average temperature (°C) | 25.8 | 27.1 | 26.4 | 26.1 | 25.3 | 24.0 | 23.7 | 23.6 | 23.8 | 24.3 | 24.7 | 25.0 |
| Average night temperature (°C) | 19.7 | 21.7 | 21.8 | 22.6 | 22.4 | 21.8 | 21.5 | 21.6 | 21.5 | 21.8 | 21.8 | 19.8 |
| Absolute minimum temperature (°C) | 17.6 | 20.3 | 19.8 | 21.6 | 21.5 | 21.1 | 20.3 | 20.8 | 20.5 | 21.2 | 20.6 | 17.8 |
| 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 | 12.6 | 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) | 10.0 | 10.0 | 9.1 | 8.6 | 7.5 | 6.8 | 7.0 | 5.9 | 7.2 | 8.1 | 8.6 | 10.2 |
| Precipitation (mm) | 13 | 2 | 80 | 196 | 315 | 286 | 376 | 492 | 335 | 372 | 174 | 8 |
| Sunny days | 27 | 24 | 13 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 28 |
| Rainy days | 4 | 4 | 18 | 27 | 31 | 30 | 31 | 30 | 30 | 31 | 27 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Basea is at