October in Appleton averages a daily high of 14.7°C with nights around 4.2°C. Expect roughly 10.8 wet days totalling 73.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Appleton is May–September.
Based on APPLETON, WI US (2.4km), 1995–2024. 30 years of October data.