Average annual temperature is 26.0 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: 20.0 °C
Number of sunny days: 65 days
Number of rainy days: 300 days
Look at detailed online map of Simiyei
* Weather data for Simiyei 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) | 32.4 | 31.3 | 31.6 | 31.6 | 31.4 | 29.6 | 28.9 | 29.4 | 30.3 | 30.7 | 31.5 | 33.2 |
| Average daytime temperature (°C) | 30.3 | 29.8 | 29.8 | 29.8 | 29.5 | 27.9 | 27.4 | 27.4 | 27.6 | 28.5 | 29.4 | 31.0 |
| Average temperature (°C) | 26.4 | 26.6 | 26.6 | 27.0 | 26.5 | 25.5 | 25.0 | 25.1 | 25.1 | 25.5 | 26.1 | 26.6 |
| Average night temperature (°C) | 23.1 | 24.0 | 24.1 | 24.5 | 24.1 | 23.6 | 23.3 | 23.4 | 23.2 | 23.2 | 23.6 | 23.0 |
| Absolute minimum temperature (°C) | 21.5 | 22.8 | 22.9 | 22.5 | 22.9 | 22.8 | 22.3 | 22.6 | 22.1 | 22.5 | 22.8 | 20.0 |
| 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) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.5 | 12.3 | 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) | 9.9 | 10.0 | 9.5 | 9.2 | 8.1 | 6.8 | 7.3 | 6.5 | 7.5 | 8.0 | 9.4 | 10.2 |
| Precipitation (mm) | 19 | 13 | 51 | 166 | 367 | 320 | 620 | 587 | 423 | 399 | 252 | 25 |
| Sunny days | 18 | 15 | 11 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 16 |
| Rainy days | 13 | 13 | 20 | 28 | 30 | 30 | 31 | 30 | 30 | 31 | 29 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Simiyei is at