Weather in Sayama in September
Sayama, Japan averages a high of 27.5°C (81.5°F) and low of 20.1°C (68.2°F) in September, with 12 rain days and 9 hours of daily sunshine. Travel score: 77.9/100 (Good). The best time to visit Sayama is August.
High
28°C82°F
Low
20°C68°F
🌧️
12
rain days
☀️
9
hrs/day sunshine
💧
77%
humidity
78— Good
September in Sayama is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Sayama?
How much does it rain in Sayama in September?
Sayama receives an average of 157.2mm of rainfall across 12 rainy days in September. The annual total is 1434.8mm.
What should I pack for Sayama in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (12 days)
☔
Umbrella
Be prepared for occasional showers
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