Weather in Ōtawara in September
Ōtawara, Japan averages a high of 24.6°C (76.3°F) and low of 17.4°C (63.3°F) in September, with 15 rain days and 7.4 hours of daily sunshine. Travel score: 68.4/100 (Good). The best time to visit Ōtawara is May.
High
25°C76°F
Low
17°C63°F
🌧️
15
rain days
☀️
7.4
hrs/day sunshine
💧
85%
humidity
68— Good
September in Ōtawara is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Ōtawara?
How much does it rain in Ōtawara in September?
Ōtawara receives an average of 187.6mm of rainfall across 15 rainy days in September. The annual total is 1455.8mm.
What should I pack for Ōtawara in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 25°C
🧴
Sunscreen SPF 30+
7 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (15 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting Japan in September?
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