Climate almanac
Marietta
Ohio, United States · 39.42°, -81.45°
What is the weather like in Marietta in December?
In December, Marietta is typically 45°F (7°C) during the day and 32°F (0°C) at night. The month brings about 4.0 in (103 mm) of precipitation in total. Snowfall averages about 3.2 in (80 mm) over the month.
- Average high45°F (7°C)
- Average low32°F (0°C)
- Precipitation4.0 in (103 mm)
- Clear or mostly clear days5
- Snowfall3.2 in (80 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)