June in Cincinnati averages a daily high of 28.5°C with nights around 16.2°C. Expect roughly 12.3 wet days totalling 116.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Cincinnati is September–October.
Based on CINCINNATI MUNICIPAL AIRPORT LUNKEN FIELD, OH US (8.8km), 1995–2024. 30 years of June data.