Climate almanac
Sudbury
Massachusetts, United States · 42.38°, -71.42°
What is the weather like in Sudbury in December?
In December, Sudbury is typically 41°F (5°C) during the day and 27°F (-3°C) at night. The month brings about 4.7 in (120 mm) of precipitation in total. Snowfall averages about 8.9 in (226 mm) over the month.
- Average high41°F (5°C)
- Average low27°F (-3°C)
- Precipitation4.7 in (120 mm)
- Clear or mostly clear days11
- Snowfall8.9 in (226 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)