Climate almanac
Marion
Iowa, United States · 42.03°, -91.60°
What is the weather like in Marion in December?
In December, Marion is typically 37°F (3°C) during the day and 22°F (-5°C) at night. The month brings about 1.8 in (47 mm) of precipitation in total. Snowfall averages about 4.4 in (112 mm) over the month.
- Average high37°F (3°C)
- Average low22°F (-5°C)
- Precipitation1.8 in (47 mm)
- Clear or mostly clear days7
- Snowfall4.4 in (112 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)