Climate almanac
Sedro-Woolley
Washington, United States · 48.50°, -122.24°
What is the weather like in Sedro-Woolley in December?
In December, Sedro-Woolley is typically 42°F (6°C) during the day and 34°F (1°C) at night. The month brings about 11 in (281 mm) of precipitation in total. Snowfall averages about 17 in (429 mm) over the month.
- Average high42°F (6°C)
- Average low34°F (1°C)
- Precipitation11 in (281 mm)
- Clear or mostly clear days2
- Snowfall17 in (429 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)