August in Chenggu averages a daily high of 30.7°C with nights around 22.2°C. Expect roughly 10.7 wet days totalling 141.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Chenggu is March–May.
Based on HANZHONG, CH (28.8km), 1995–2024. 24 years of August data.