February in Lanzhou averages a daily high of 5.1°C with nights around -10.5°C. Expect roughly 4.8 wet days totalling 8.8mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Lanzhou is April–September.
Based on YU ZHONG, CH (35km), 1995–2024. 16 years of February data.