October in Bristol averages a daily high of 17.6°C with nights around 5.3°C. Expect roughly 10.6 wet days totalling 149mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Bristol is May–June.
Based on BURLINGTON, CT US (13.7km), 1995–2024. 30 years of October data.