September in Lexington averages a daily high of 26.8°C with nights around 14.7°C. Expect roughly 7.5 wet days totalling 88.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Lexington is September–October.
Based on LEXINGTON BLUEGRASS AIRPORT, KY US (12.7km), 1995–2024. 30 years of September data.