Climate almanac
Seymour
Indiana, United States · 38.96°, -85.89°
What is the weather like in Seymour in December?
In December, Seymour is typically 46°F (8°C) during the day and 32°F (0°C) at night. The month brings about 3.6 in (91 mm) of precipitation in total. Snowfall averages about 1.8 in (45 mm) over the month.
- Average high46°F (8°C)
- Average low32°F (0°C)
- Precipitation3.6 in (91 mm)
- Clear or mostly clear days6
- Snowfall1.8 in (45 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)