March in Manchester averages a daily high of 7°C with nights around -5.4°C. Expect roughly 7.4 wet days totalling 77.6mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Manchester is May–September.
Based on MASSABESIC LAKE, NH US (5.1km), 1995–2024. 29 years of March data.