Climate almanac
West Richland
Washington, United States · 46.30°, -119.36°
What is the weather like in West Richland in December?
In December, West Richland is typically 42°F (6°C) during the day and 31°F (-1°C) at night. The month brings about 1.5 in (39 mm) of precipitation in total. Snowfall averages about 2.3 in (58 mm) over the month.
- Average high42°F (6°C)
- Average low31°F (-1°C)
- Precipitation1.5 in (39 mm)
- Clear or mostly clear days3
- Snowfall2.3 in (58 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)