Average annual temperature is 25.7 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 69 days
Number of rainy days: 296 days
Look at detailed online map of Basa
* Weather data for Basa 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 | 36.4 | 37.4 | 34.6 | 33.6 | 31.9 | 31.8 | 31.8 | 31.7 | 32.2 | 32.3 | 34.6 |
| Average daytime temperature (°C) | 34.3 | 35.0 | 33.7 | 32.6 | 31.4 | 29.0 | 28.5 | 28.2 | 28.8 | 29.3 | 30.2 | 32.5 |
| Average temperature (°C) | 26.6 | 27.3 | 26.8 | 26.8 | 26.2 | 24.8 | 24.4 | 24.3 | 24.5 | 24.8 | 25.5 | 25.9 |
| Average night temperature (°C) | 21.6 | 22.7 | 22.9 | 23.5 | 23.4 | 22.5 | 22.3 | 22.3 | 22.3 | 22.6 | 22.7 | 21.4 |
| Absolute minimum temperature (°C) | 19.1 | 21.7 | 21.1 | 22.5 | 22.3 | 21.3 | 21.6 | 20.9 | 21.6 | 21.7 | 21.9 | 17.2 |
| 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) | 9.8 | 9.9 | 8.9 | 8.5 | 7.1 | 6.8 | 6.6 | 5.1 | 6.8 | 6.7 | 7.9 | 9.9 |
| Precipitation (mm) | 16 | 17 | 68 | 173 | 382 | 471 | 689 | 576 | 494 | 402 | 184 | 34 |
| Sunny days | 23 | 11 | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 23 |
| Rainy days | 8 | 17 | 24 | 28 | 31 | 30 | 31 | 31 | 30 | 31 | 27 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Basa during the most sunny months:
The largest precipitation sum in Basa is at