October in Lanzhou averages a daily high of 14.9°C with nights around 1.5°C. Expect roughly 8.3 wet days totalling 27.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Lanzhou is April–September.
Based on YU ZHONG, CH (35km), 1995–2024. 15 years of October data.