August in Brockton averages a daily high of 28.5°C with nights around 16.3°C. Expect roughly 9.8 wet days totalling 94mm. 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 August data.