Climate almanac
Freeport
Illinois, United States · 42.30°, -89.62°
What is the weather like in Freeport in December?
In December, Freeport is typically 36°F (2°C) during the day and 24°F (-5°C) at night. The month brings about 2.1 in (54 mm) of precipitation in total. Snowfall averages about 5.1 in (131 mm) over the month.
- Average high36°F (2°C)
- Average low24°F (-5°C)
- Precipitation2.1 in (54 mm)
- Clear or mostly clear days6
- Snowfall5.1 in (131 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)