May in Chapel Hill averages a daily high of 25.9°C with nights around 13.6°C. Expect roughly 10.1 wet days totalling 98.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Chapel Hill is April–May.
Based on CHAPEL HILL 2 W, NC US (2.2km), 1995–2024. 30 years of May data.