Climate almanac
Seaford
Delaware, United States · 38.64°, -75.61°
What is the weather like in Seaford in December?
In December, Seaford is typically 49°F (9°C) during the day and 36°F (2°C) at night. The month brings about 3.9 in (100 mm) of precipitation in total. Snowfall averages about 1.4 in (35 mm) over the month.
- Average high49°F (9°C)
- Average low36°F (2°C)
- Precipitation3.9 in (100 mm)
- Clear or mostly clear days9
- Snowfall1.4 in (35 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)