October in Aomori averages a daily high of 18.4°C. Expect roughly 13.5 wet days totalling 127.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Aomori is May–September.
Based on AOMORI, JA (2.8km), 1995–2024. 21 years of October data.