Average annual temperature is 27.1 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 137 days
Number of rainy days: 228 days
Look at detailed online map of Simi
* Weather data for Simi 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) | 39.4 | 39.3 | 40.0 | 39.0 | 36.5 | 34.3 | 33.2 | 33.4 | 33.1 | 32.8 | 35.3 | 37.2 |
| Average daytime temperature (°C) | 37.2 | 37.7 | 37.7 | 36.7 | 33.5 | 30.9 | 30.4 | 29.9 | 30.5 | 31.1 | 32.6 | 34.8 |
| Average temperature (°C) | 28.1 | 29.3 | 29.2 | 29.1 | 27.9 | 25.9 | 25.5 | 25.2 | 25.5 | 26.1 | 27.0 | 26.8 |
| Average night temperature (°C) | 20.7 | 22.8 | 23.4 | 24.2 | 24.6 | 23.6 | 23.0 | 22.9 | 23.1 | 23.4 | 23.3 | 20.6 |
| Absolute minimum temperature (°C) | 18.3 | 21.7 | 21.8 | 23.0 | 23.8 | 22.5 | 22.2 | 22.1 | 22.5 | 22.7 | 22.5 | 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 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 | 9.8 | 9.8 | 9.3 | 7.4 | 6.6 | 7.5 | 5.9 | 7.1 | 7.1 | 9.1 | 9.8 |
| Precipitation (mm) | 0 | 0 | 8 | 101 | 182 | 308 | 438 | 532 | 477 | 405 | 66 | 2 |
| Sunny days | 30 | 26 | 21 | 17 | 4 | 0 | 0 | 0 | 0 | 1 | 11 | 27 |
| Rainy days | 1 | 2 | 10 | 13 | 27 | 30 | 31 | 31 | 30 | 30 | 19 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Simi is at