Climate almanac
Charlton
Massachusetts, United States · 42.14°, -71.97°
What is the weather like in Charlton in September?
In September, Charlton is typically 73°F (23°C) during the day and 57°F (14°C) at night. The month brings about 4.1 in (103 mm) of precipitation in total.
- Average high73°F (23°C)
- Average low57°F (14°C)
- Precipitation4.1 in (103 mm)
- Clear or mostly clear days10
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)