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June in Hiroshima averages a daily high of 27.3°C. Expect roughly 12.1 wet days totalling 228.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Hiroshima is April–May.
Based on HIROSHIMA, JA (1.6km), 1995–2024. 21 years of June data.
See all twelve months for Hiroshima →