Average annual temperature is 25.8 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 76 days
Number of rainy days: 289 days
Look at detailed online map of Giehun
* Weather data for Giehun 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) | 35.5 | 36.7 | 37.1 | 35.4 | 34.4 | 32.5 | 33.2 | 32.6 | 32.2 | 32.4 | 32.9 | 34.9 |
| Average daytime temperature (°C) | 34.4 | 35.3 | 34.2 | 33.3 | 32.0 | 29.6 | 29.0 | 28.7 | 29.0 | 29.6 | 30.6 | 32.8 |
| Average temperature (°C) | 26.5 | 27.6 | 27.0 | 26.8 | 26.2 | 24.9 | 24.6 | 24.5 | 24.7 | 25.0 | 25.7 | 25.9 |
| Average night temperature (°C) | 21.3 | 22.7 | 22.8 | 23.4 | 23.4 | 22.6 | 22.4 | 22.5 | 22.5 | 22.7 | 22.9 | 21.2 |
| Absolute minimum temperature (°C) | 18.5 | 21.0 | 20.7 | 22.5 | 22.6 | 21.7 | 21.6 | 21.3 | 21.4 | 22.1 | 22.0 | 17.3 |
| 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 | 12.0 | 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) | 9.5 | 9.7 | 8.4 | 8.1 | 7.5 | 7.1 | 6.7 | 5.8 | 6.6 | 6.8 | 7.7 | 9.7 |
| Precipitation (mm) | 9 | 4 | 57 | 156 | 371 | 423 | 574 | 552 | 451 | 383 | 195 | 10 |
| Sunny days | 22 | 18 | 9 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 22 |
| Rainy days | 9 | 10 | 22 | 27 | 31 | 30 | 31 | 31 | 30 | 31 | 28 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Giehun is at