October in Dalian averages a daily high of 17.9°C with nights around 11.4°C. Expect roughly 5.4 wet days totalling 42.1mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Dalian is May–June.
Based on DALIAN, CH (3km), 1995–2024. 18 years of October data.