Climate almanac
Lancaster
Massachusetts, United States · 42.46°, -71.67°
What is the weather like in Lancaster in January?
In January, Lancaster is typically 36°F (2°C) during the day and 22°F (-5°C) at night. The month brings about 3.7 in (93 mm) of precipitation in total. Snowfall averages about 10 in (259 mm) over the month.
- Average high36°F (2°C)
- Average low22°F (-5°C)
- Precipitation3.7 in (93 mm)
- Clear or mostly clear days8
- Snowfall10 in (259 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)