April in Yancheng averages a daily high of 20.3°C with nights around 9.8°C. Expect roughly 7.2 wet days totalling 58.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Yancheng is April–May.
Based on DONGTAI, CH (57.6km), 1995–2024. 25 years of April data.