Weather in Hachiōji in August
Hachiōji, Japan averages a high of 29.3°C (84.7°F) and low of 22.4°C (72.3°F) in August, with 19 rain days and 9.6 hours of daily sunshine. Travel score: 68/100 (Good). The best time to visit Hachiōji is May.
High
29°C85°F
Low
22°C72°F
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19
rain days
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9.6
hrs/day sunshine
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85%
humidity
68— Good
August in Hachiōji is hot and rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Hachiōji?
How much does it rain in Hachiōji in August?
Hachiōji receives an average of 187.4mm of rainfall across 19 rainy days in August. The annual total is 1790.5mm.
What should I pack for Hachiōji in August?
Essentials
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Comfortable walking shoes
Essential for exploring the city
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Light layers and t-shirts
Warm weather around 29°C
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Waterproof jacket
Frequent rain expected (19 rainy days)
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Umbrella
Essential for the rainy season
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Waterproof shoes
Keep your feet dry in wet conditions
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Sunscreen SPF 30+
10 hours of sunshine daily
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Sunglasses
Protect your eyes from bright sun
🎉Visiting Japan in August?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31