Climate almanac
Cottage Lake
Washington, United States · 47.74°, -122.08°
What is the weather like in Cottage Lake in December?
In December, Cottage Lake is typically 45°F (7°C) during the day and 37°F (3°C) at night. The month brings about 10 in (261 mm) of precipitation in total. Snowfall averages about 4.0 in (102 mm) over the month.
- Average high45°F (7°C)
- Average low37°F (3°C)
- Precipitation10 in (261 mm)
- Clear or mostly clear days3
- Snowfall4.0 in (102 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)