October in Cincinnati averages a daily high of 20.1°C with nights around 6.9°C. Expect roughly 9.1 wet days totalling 79.6mm. Comfortable conditions for being outdoors all day.
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 October data.