May in Saint Cloud averages a daily high of 20.2°C with nights around 7.1°C. Expect roughly 11.3 wet days totalling 93.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Saint Cloud is May–September.
Based on ST. CLOUD REGIONAL AIRPORT, MN US (8.8km), 1995–2024. 30 years of May data.