September in Nōgata averages a daily high of 28.3°C. Expect roughly 12 wet days totalling 209.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Nōgata is April–May.
Based on IIZUKA, JA (10.3km), 1995–2024. 26 years of September data.