Climate almanac
Sudden Valley
Washington, United States · 48.72°, -122.35°
What is the weather like in Sudden Valley in December?
In December, Sudden Valley is typically 41°F (5°C) during the day and 33°F (1°C) at night. The month brings about 11 in (280 mm) of precipitation in total. Snowfall averages about 23 in (579 mm) over the month.
- Average high41°F (5°C)
- Average low33°F (1°C)
- Precipitation11 in (280 mm)
- Clear or mostly clear days3
- Snowfall23 in (579 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)