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January in Ishioka averages a daily high of 9.3°C. Expect roughly 4.7 wet days totalling 39.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Ishioka is April–June.
Based on MITO, JA (28.6km), 1995–2024. 23 years of January data.
See all twelve months for Ishioka →