May in Anderson averages a daily high of 22.7°C with nights around 11.2°C. Expect roughly 12.8 wet days totalling 118.9mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Anderson is August–September.
Based on ANDERSON 1 N, IN US (1.3km), 1995–2024. 27 years of May data.