Average annual temperature is 26.2 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: 18.0 °C
Number of sunny days: 101 days
Number of rainy days: 264 days
Look at detailed online map of Rolal
* Weather data for Rolal 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) | 37.3 | 38.1 | 38.7 | 36.9 | 35.9 | 33.0 | 32.4 | 32.8 | 32.3 | 32.3 | 33.5 | 35.8 |
| Average daytime temperature (°C) | 35.3 | 36.4 | 34.9 | 34.5 | 32.7 | 30.2 | 29.6 | 28.6 | 29.6 | 30.0 | 31.0 | 33.2 |
| Average temperature (°C) | 26.9 | 28.0 | 27.3 | 27.7 | 26.8 | 25.3 | 25.0 | 24.7 | 25.1 | 25.4 | 26.1 | 26.3 |
| Average night temperature (°C) | 21.1 | 22.6 | 22.8 | 23.7 | 23.8 | 23.0 | 22.8 | 22.8 | 22.8 | 23.0 | 23.3 | 21.7 |
| Absolute minimum temperature (°C) | 18.2 | 20.6 | 20.7 | 22.3 | 23.2 | 21.9 | 21.9 | 21.3 | 22.0 | 22.1 | 22.6 | 18.0 |
| 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) | 9.8 | 9.8 | 9.4 | 8.9 | 7.7 | 6.9 | 7.1 | 5.7 | 6.6 | 6.9 | 8.0 | 9.9 |
| Precipitation (mm) | 1 | 2 | 53 | 108 | 369 | 461 | 601 | 618 | 412 | 498 | 141 | 5 |
| Sunny days | 27 | 25 | 13 | 5 | 0 | 0 | 0 | 0 | 1 | 0 | 4 | 26 |
| Rainy days | 4 | 3 | 18 | 25 | 31 | 30 | 31 | 31 | 29 | 31 | 26 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rolal is at