Climate almanac
Seneca
South Carolina, United States · 34.69°, -82.95°
What is the weather like in Seneca in December?
In December, Seneca is typically 55°F (13°C) during the day and 38°F (4°C) at night. The month brings about 5.6 in (142 mm) of precipitation in total. Snowfall averages about 0.5 in (12 mm) over the month.
- Average high55°F (13°C)
- Average low38°F (4°C)
- Precipitation5.6 in (142 mm)
- Clear or mostly clear days11
- Snowfall0.5 in (12 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)