May in Brockton averages a daily high of 21°C with nights around 8.3°C. Expect roughly 12.8 wet days totalling 93mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Brockton is May–June.
Based on BROCKTON, MA US (4.1km), 1995–2024. 29 years of May data.