Climate almanac
Indianapolis
Indiana, United States · 39.77°, -86.16°
What is the weather like in Indianapolis in December?
In December, Indianapolis is typically 43°F (6°C) during the day and 29°F (-2°C) at night. The month brings about 3.1 in (79 mm) of precipitation in total. Snowfall averages about 2.1 in (53 mm) over the month.
- Average high43°F (6°C)
- Average low29°F (-2°C)
- Precipitation3.1 in (79 mm)
- Clear or mostly clear days6
- Snowfall2.1 in (53 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)