March in Clarksville averages a daily high of 16.5°C with nights around 3.9°C. Expect roughly 12 wet days totalling 118.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Clarksville is April–May.
Based on CLARKSVILLE WWTP, TN US (1.9km), 1995–2024. 29 years of March data.