Weather in Yonezawa in September
Yonezawa, Japan averages a high of 23.9°C (75°F) and low of 16.8°C (62.2°F) in September, with 14 rain days and 7.4 hours of daily sunshine. Travel score: 69/100 (Good). The best time to visit Yonezawa is June.
High
24°C75°F
Low
17°C62°F
🌧️
14
rain days
☀️
7.4
hrs/day sunshine
💧
86%
humidity
69— Good
September in Yonezawa is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Yonezawa?
How much does it rain in Yonezawa in September?
Yonezawa receives an average of 150.5mm of rainfall across 14 rainy days in September. The annual total is 1811.3mm.
What should I pack for Yonezawa in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 24°C
🧴
Sunscreen SPF 30+
7 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (14 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