September in Greensboro averages a daily high of 27.3°C with nights around 16.7°C. Expect roughly 8 wet days totalling 117.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Greensboro is April–May.
Based on GREENSBORO WTP, NC US (1.6km), 1995–2024. 16 years of September data.