Climate almanac
Charleston
Missouri, United States · 36.92°, -89.35°
What is the weather like in Charleston in December?
In December, Charleston is typically 51°F (11°C) during the day and 35°F (2°C) at night. The month brings about 3.8 in (97 mm) of precipitation in total. Snowfall averages about 0.5 in (14 mm) over the month.
- Average high51°F (11°C)
- Average low35°F (2°C)
- Precipitation3.8 in (97 mm)
- Clear or mostly clear days10
- Snowfall0.5 in (14 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)