May in Maple Grove averages a daily high of 20.9°C with nights around 8.7°C. Expect roughly 12.7 wet days totalling 99.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Maple Grove is May–June.
Based on MINNEAPOLIS CRYSTAL AIRPORT, MN US (8.3km), 1995–2024. 27 years of May data.