June in Louisville averages a daily high of 30°C with nights around 19.1°C. Expect roughly 10.3 wet days totalling 111.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Louisville is April–May.
Based on LOUISVILLE MCALPINE, KY US (3.8km), 1995–2024. 13 years of June data.