Weather in Seto in September
Seto, Japan averages a high of 27°C (80.6°F) and low of 19.4°C (66.9°F) in September, with 12 rain days and 8.7 hours of daily sunshine. Travel score: 75.5/100 (Good). The best time to visit Seto is August.
High
27°C81°F
Low
19°C67°F
🌧️
12
rain days
☀️
8.7
hrs/day sunshine
💧
80%
humidity
76— Good
September in Seto is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Seto?
How much does it rain in Seto in September?
Seto receives an average of 190.5mm of rainfall across 12 rainy days in September. The annual total is 1554.8mm.
What should I pack for Seto in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 27°C
🧴
Sunscreen SPF 30+
9 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