July in Milwaukee averages a daily high of 27.3°C with nights around 18°C. Expect roughly 9.3 wet days totalling 83mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Milwaukee is June–September.
Based on MILWAUKEE MITCHELL AIRPORT, WI US (9.3km), 1995–2024. 30 years of July data.