July in Changchun averages a daily high of 27.8°C with nights around 19.7°C. Expect roughly 13.4 wet days totalling 155.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Changchun is May.
Based on CHANGCHUN, CH (8.8km), 1995–2024. 18 years of July data.