August in Chengde averages a daily high of 29.8°C with nights around 17.5°C. Expect roughly 10.2 wet days totalling 107.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Chengde is April–May.
Based on CHENGDE, CH (3.9km), 1995–2024. 24 years of August data.