September in Greenville averages a daily high of 28.4°C with nights around 18°C. Expect roughly 10.5 wet days totalling 186mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Greenville is April–May.
Based on GREENVILLE, NC US (4.2km), 1995–2024. 30 years of September data.