Average annual temperature is 25.8 °C
Absolute maximum temperature: 37.9 °C
Absolute minimum temperature: 15.0 °C
Number of sunny days: 96 days
Number of rainy days: 269 days
Look at detailed online map of Mongeri
* Weather data for Mongeri 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) | 36.2 | 36.7 | 37.9 | 35.3 | 33.6 | 32.4 | 31.8 | 32.3 | 31.8 | 31.3 | 31.9 | 35.0 |
| Average daytime temperature (°C) | 33.9 | 35.1 | 33.4 | 32.9 | 31.8 | 29.8 | 29.7 | 29.1 | 29.5 | 29.8 | 30.4 | 32.3 |
| Average temperature (°C) | 25.8 | 28.2 | 27.0 | 27.2 | 26.5 | 25.2 | 24.9 | 24.8 | 24.9 | 25.2 | 25.6 | 25.1 |
| Average night temperature (°C) | 18.9 | 22.6 | 22.6 | 23.6 | 23.4 | 22.8 | 22.6 | 22.6 | 22.6 | 22.6 | 22.4 | 19.1 |
| Absolute minimum temperature (°C) | 15.6 | 20.5 | 19.8 | 22.2 | 22.4 | 22.0 | 21.1 | 21.5 | 21.9 | 21.9 | 20.4 | 15.0 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 11.9 | 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) | 9.8 | 9.9 | 8.6 | 8.6 | 7.6 | 7.1 | 7.2 | 5.8 | 7.0 | 7.7 | 8.6 | 10.0 |
| Precipitation (mm) | 17 | 0 | 74 | 197 | 332 | 281 | 370 | 439 | 371 | 360 | 166 | 1 |
| Sunny days | 24 | 27 | 14 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 25 |
| Rainy days | 7 | 1 | 17 | 25 | 31 | 30 | 31 | 31 | 30 | 31 | 29 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mongeri is at