April in Xiuying averages a daily high of 30.3°C with nights around 23°C. Expect roughly 8.8 wet days totalling 75mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Xiuying is November–March.
Based on HAIKOU, CH (4.6km), 1995–2024. 23 years of April data.