September in Charlotte averages a daily high of 28.2°C with nights around 17°C. Expect roughly 7.8 wet days totalling 99.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Charlotte is April–May.
Based on CHARLOTTE DOUGLAS AIRPORT, NC US (10.1km), 1995–2024. 30 years of September data.