September in Nashville averages a daily high of 28.9°C with nights around 16.9°C. Expect roughly 7.7 wet days totalling 97.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Nashville is April–May.
Based on NASHVILLE INTERNATIONAL AIRPORT, TN US (10.6km), 1995–2024. 30 years of September data.