August in Franklin averages a daily high of 31.4°C with nights around 19.3°C. Expect roughly 9.3 wet days totalling 93.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Franklin is April–May.
Based on FRANKLIN SEWAGE PLANT, TN US (1.8km), 1995–2024. 28 years of August data.