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July in Sanjō averages a daily high of 28.9°C. Expect roughly 14.5 wet days totalling 250.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Sanjō is May–June.
Based on NIIGATA, JA (34.5km), 1995–2024. 19 years of July data.
See all twelve months for Sanjō →