September in Taunton averages a daily high of 24.4°C with nights around 11.1°C. Expect roughly 12 wet days totalling 112.9mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Taunton is May–October.
Based on TAUNTON MUNICIPAL AIRPORT, MA US (6.3km), 1995–2024. 26 years of September data.