July in Changtu averages a daily high of 28.8°C with nights around 19.9°C. Expect roughly 12.5 wet days totalling 155.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Changtu is May.
Based on SIPING, CH (48.9km), 1995–2024. 30 years of July data.