Climate almanac
Seaside
California, United States · 36.61°, -121.85°
What is the weather like in Seaside in December?
In December, Seaside is typically 58°F (14°C) during the day and 45°F (7°C) at night. The month brings about 3.8 in (98 mm) of precipitation in total.
- Average high58°F (14°C)
- Average low45°F (7°C)
- Precipitation3.8 in (98 mm)
- Clear or mostly clear days10
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)