October in Changchun averages a daily high of 13.7°C with nights around 3°C. Expect roughly 5.4 wet days totalling 26mm. 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 October data.