September in Hachinohe averages a daily high of 23.9°C. Expect roughly 10.1 wet days totalling 136.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Hachinohe is May–October.
Based on HACHINOHE, JA (3.9km), 1995–2024. 26 years of September data.