Average annual temperature is 25.9 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 86 days
Number of rainy days: 279 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 | 36.3 | 36.6 | 35.0 | 35.6 | 32.8 | 32.3 | 32.5 | 31.6 | 33.0 | 33.4 | 35.4 |
| Average daytime temperature (°C) | 34.3 | 34.8 | 33.4 | 33.3 | 32.2 | 29.7 | 29.2 | 28.2 | 29.1 | 29.8 | 30.9 | 33.1 |
| Average temperature (°C) | 26.3 | 27.1 | 26.8 | 27.2 | 26.5 | 25.1 | 24.8 | 24.6 | 25.0 | 25.1 | 25.8 | 26.3 |
| Average night temperature (°C) | 21.3 | 22.2 | 22.6 | 23.7 | 23.7 | 22.8 | 22.7 | 22.7 | 22.8 | 22.8 | 23.0 | 21.8 |
| Absolute minimum temperature (°C) | 18.4 | 20.9 | 20.7 | 22.6 | 23.1 | 21.8 | 22.3 | 21.5 | 22.1 | 22.1 | 21.8 | 17.6 |
| 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 | 12.6 | 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 | 9.9 | 9.7 | 9.1 | 7.6 | 7.2 | 7.0 | 5.5 | 7.0 | 6.9 | 8.2 | 9.8 |
| Precipitation (mm) | 4 | 10 | 45 | 132 | 370 | 491 | 535 | 645 | 417 | 438 | 161 | 11 |
| Sunny days | 23 | 16 | 14 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 24 |
| Rainy days | 8 | 12 | 17 | 24 | 31 | 30 | 31 | 31 | 30 | 31 | 27 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mongeri is at