August in Minneapolis averages a daily high of 27.9°C with nights around 17.2°C. Expect roughly 8.8 wet days totalling 115mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Minneapolis is May–June.
Based on LOWER ST. ANTHONY FALLS, MN US (1.3km), 1995–2024. 30 years of August data.