Weather in Jōetsu in May
Jōetsu, Japan averages a high of 21°C (69.8°F) and low of 11.6°C (52.9°F) in May, with 13 rain days and 9.7 hours of daily sunshine. Travel score: 71.9/100 (Good). The best time to visit Jōetsu is June.
High
21°C70°F
Low
12°C53°F
🌧️
13
rain days
☀️
9.7
hrs/day sunshine
💧
78%
humidity
72— Good
May in Jōetsu is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Jōetsu?
How much does it rain in Jōetsu in May?
Jōetsu receives an average of 127.7mm of rainfall across 13 rainy days in May. The annual total is 2228mm.
What should I pack for Jōetsu in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 21°C
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Sunscreen SPF 30+
10 hours of sunshine daily
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Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (13 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting Japan in May?
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