September in Nakatsugawa averages a daily high of 27.3°C. Expect roughly 11.6 wet days totalling 201.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Nakatsugawa is April–June.
Based on IIDA, JA (28.9km), 1995–2024. 26 years of September data.