May in Dongtai averages a daily high of 25.9°C with nights around 15.4°C. Expect roughly 8.2 wet days totalling 77.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Dongtai is April–May.
Based on DONGTAI, CH (2.5km), 1995–2024. 24 years of May data.