Weather in Hachiōji in September
Hachiōji, Japan averages a high of 25.6°C (78.1°F) and low of 19°C (66.2°F) in September, with 16 rain days and 7.9 hours of daily sunshine. Travel score: 67.8/100 (Good). The best time to visit Hachiōji is May.
High
26°C78°F
Low
19°C66°F
🌧️
16
rain days
☀️
7.9
hrs/day sunshine
💧
84%
humidity
68— Good
September in Hachiōji is warm 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 September?
Hachiōji receives an average of 230.1mm of rainfall across 16 rainy days in September. The annual total is 1790.5mm.
What should I pack for Hachiōji in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 26°C
🧥
Waterproof jacket
Frequent rain expected (16 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
8 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Japan in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31