Average annual temperature is 26.5 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 108 days
Number of rainy days: 257 days
Look at detailed online map of Royel
* Weather data for Royel 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) | 37.2 | 38.1 | 38.5 | 37.1 | 35.8 | 33.7 | 33.2 | 32.8 | 32.5 | 32.5 | 33.2 | 35.7 |
| Average daytime temperature (°C) | 35.6 | 36.8 | 35.8 | 35.0 | 32.8 | 30.4 | 29.9 | 28.9 | 29.8 | 30.3 | 31.2 | 33.1 |
| Average temperature (°C) | 27.2 | 28.6 | 27.9 | 28.1 | 27.1 | 25.5 | 25.1 | 24.9 | 25.2 | 25.6 | 26.4 | 26.3 |
| Average night temperature (°C) | 21.2 | 22.9 | 23.2 | 23.9 | 24.0 | 23.2 | 22.9 | 22.8 | 22.8 | 23.2 | 23.3 | 21.4 |
| Absolute minimum temperature (°C) | 17.8 | 21.6 | 21.1 | 22.8 | 22.9 | 22.3 | 21.6 | 22.0 | 22.0 | 22.2 | 22.2 | 17.6 |
| 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 | 11.8 | 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) | 9.6 | 9.9 | 9.1 | 8.7 | 7.4 | 6.6 | 7.3 | 5.7 | 6.7 | 7.2 | 8.7 | 9.7 |
| Precipitation (mm) | 4 | 0 | 39 | 102 | 325 | 349 | 570 | 617 | 382 | 422 | 113 | 1 |
| Sunny days | 27 | 26 | 16 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 27 |
| Rainy days | 4 | 2 | 15 | 23 | 31 | 30 | 31 | 31 | 30 | 31 | 25 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Royel is at