September in Chóngfú averages a daily high of 28.9°C with nights around 21.5°C. Expect roughly 9.2 wet days totalling 94.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Chóngfú is May.
Based on HANGZHOU, CH (41.7km), 1995–2024. 19 years of September data.