December in Lexington averages a daily high of 7.8°C with nights around -1.1°C. Expect roughly 12.8 wet days totalling 105.5mm. A hard month to visit for comfort alone.
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 December data.