March in Bristol averages a daily high of 8.6°C with nights around -3.4°C. Expect roughly 9.9 wet days totalling 101.8mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Bristol is May–June.
Based on BURLINGTON, CT US (13.7km), 1995–2024. 29 years of March data.