May in Franklin averages a daily high of 25.8°C with nights around 13°C. Expect roughly 12.3 wet days totalling 136.7mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Franklin is April–May.
Based on FRANKLIN SEWAGE PLANT, TN US (1.8km), 1995–2024. 27 years of May data.