Climate almanac
Weymouth
Massachusetts, United States · 42.22°, -70.94°
What is the weather like in Weymouth in September?
In September, Weymouth is typically 72°F (22°C) during the day and 60°F (15°C) at night. The month brings about 3.7 in (93 mm) of precipitation in total.
- Average high72°F (22°C)
- Average low60°F (15°C)
- Precipitation3.7 in (93 mm)
- Clear or mostly clear days10
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)