September in Narutochō-mitsuishi averages a daily high of 28.7°C. Expect roughly 11.5 wet days totalling 218.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Narutochō-mitsuishi is April–June.
Based on TOKUSHIMA, JA (15.2km), 1995–2024. 19 years of September data.