August in Nishinomiya averages a daily high of 32.4°C. Expect roughly 7.6 wet days totalling 121.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Nishinomiya is April–June.
Based on KOBE, JA (10.7km), 1995–2024. 24 years of August data.