Average annual temperature is 25.4 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 17.5 °C
Number of sunny days: 118 days
Number of rainy days: 247 days
Look at detailed online map of Hereko
* Weather data for Hereko 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) | 35.3 | 36.9 | 37.4 | 35.4 | 34.2 | 31.7 | 31.4 | 31.2 | 31.6 | 31.4 | 32.7 | 35.2 |
| Average daytime temperature (°C) | 33.8 | 35.2 | 33.9 | 32.6 | 30.8 | 28.8 | 29.0 | 28.2 | 29.0 | 29.7 | 30.6 | 32.5 |
| Average temperature (°C) | 26.4 | 27.7 | 26.9 | 26.5 | 25.6 | 24.3 | 24.0 | 23.8 | 24.1 | 24.7 | 25.3 | 25.5 |
| Average night temperature (°C) | 20.1 | 21.6 | 21.6 | 22.6 | 22.8 | 22.1 | 21.8 | 21.8 | 21.8 | 22.0 | 22.0 | 20.1 |
| Absolute minimum temperature (°C) | 18.6 | 20.1 | 19.9 | 21.5 | 21.8 | 21.2 | 21.0 | 20.9 | 21.0 | 21.2 | 20.1 | 17.5 |
| 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 | 12.7 | 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 | 10.0 | 9.4 | 8.8 | 7.2 | 6.2 | 7.0 | 5.7 | 7.0 | 8.0 | 8.9 | 10.2 |
| Precipitation (mm) | 12 | 1 | 27 | 137 | 314 | 334 | 365 | 445 | 329 | 429 | 135 | 6 |
| Sunny days | 28 | 24 | 18 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 7 | 28 |
| Rainy days | 3 | 4 | 13 | 18 | 30 | 30 | 31 | 31 | 30 | 31 | 23 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Hereko is at