August in Kingsport averages a daily high of 30.2°C with nights around 18.3°C. Expect roughly 9.7 wet days totalling 94.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Kingsport is April–May.
Based on KINGSPORT, TN US (4.5km), 1995–2024. 29 years of August data.