Climate almanac
Monson
Massachusetts, United States · 42.10°, -72.32°
What is the weather like in Monson in September?
In September, Monson is typically 74°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 high74°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)