Climate almanac
Lancaster
Massachusetts, United States · 42.46°, -71.67°
What is the weather like in Lancaster in May?
In May, Lancaster is typically 68°F (20°C) during the day and 50°F (10°C) at night. The month brings about 4.0 in (103 mm) of precipitation in total.
- Average high68°F (20°C)
- Average low50°F (10°C)
- Precipitation4.0 in (103 mm)
- Clear or mostly clear days7
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)