May in Laohekou averages a daily high of 28.1°C with nights around 17°C. Expect roughly 9.3 wet days totalling 94.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Laohekou is September–November.
Based on GUANGHUA, CH (0.3km), 1995–2024. 24 years of May data.