Climate almanac
Mount Vernon
Ohio, United States · 40.39°, -82.49°
What is the weather like in Mount Vernon in December?
In December, Mount Vernon is typically 42°F (5°C) during the day and 29°F (-2°C) at night. The month brings about 3.6 in (91 mm) of precipitation in total. Snowfall averages about 4.4 in (112 mm) over the month.
- Average high42°F (5°C)
- Average low29°F (-2°C)
- Precipitation3.6 in (91 mm)
- Clear or mostly clear days4
- Snowfall4.4 in (112 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)