Average annual temperature is 25.2 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 15.4 °C
Number of sunny days: 103 days
Number of rainy days: 262 days
Look at detailed online map of Lero
* Weather data for Lero 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) | 35.7 | 36.2 | 37.6 | 34.8 | 32.8 | 31.0 | 30.8 | 31.0 | 31.0 | 31.5 | 31.9 | 34.3 |
| Average daytime temperature (°C) | 33.8 | 34.6 | 33.9 | 32.4 | 30.6 | 28.8 | 28.7 | 28.0 | 28.6 | 29.1 | 29.6 | 31.5 |
| Average temperature (°C) | 25.8 | 27.6 | 27.0 | 26.5 | 25.6 | 24.4 | 24.1 | 23.9 | 24.1 | 24.5 | 24.8 | 24.4 |
| Average night temperature (°C) | 18.7 | 21.5 | 22.0 | 22.8 | 22.6 | 22.1 | 21.7 | 21.8 | 21.8 | 21.8 | 21.6 | 18.7 |
| Absolute minimum temperature (°C) | 15.7 | 18.9 | 19.8 | 22.0 | 21.8 | 21.1 | 20.2 | 21.1 | 20.9 | 21.0 | 20.3 | 15.4 |
| 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) | 9.9 | 9.9 | 9.2 | 8.4 | 7.4 | 6.7 | 7.7 | 6.1 | 7.0 | 7.9 | 8.5 | 10.0 |
| Precipitation (mm) | 8 | 2 | 50 | 166 | 275 | 265 | 387 | 461 | 358 | 405 | 158 | 5 |
| Sunny days | 28 | 26 | 14 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 27 |
| Rainy days | 3 | 2 | 17 | 25 | 31 | 30 | 31 | 31 | 30 | 31 | 27 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Lero is at