June in Appleton averages a daily high of 25.2°C with nights around 13.6°C. Expect roughly 11.7 wet days totalling 123mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Appleton is May–September.
Based on APPLETON, WI US (2.4km), 1995–2024. 30 years of June data.