December in Greenville averages a daily high of 13.7°C with nights around 2°C. Expect roughly 10.2 wet days totalling 91.7mm. 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 December data.