Climate almanac
Platteville
Wisconsin, United States · 42.73°, -90.48°
What is the weather like in Platteville in December?
In December, Platteville is typically 35°F (1°C) during the day and 22°F (-5°C) at night. The month brings about 1.9 in (47 mm) of precipitation in total. Snowfall averages about 5.9 in (149 mm) over the month.
- Average high35°F (1°C)
- Average low22°F (-5°C)
- Precipitation1.9 in (47 mm)
- Clear or mostly clear days5
- Snowfall5.9 in (149 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)