May in Canton averages a daily high of 21.8°C with nights around 10.1°C. Expect roughly 14.1 wet days totalling 110.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Canton is August–September.
Based on AKRON CANTON AIRPORT, OH US (14.3km), 1995–2024. 30 years of May data.