Nagoya UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index11.2
- Avg Clouds21%
- Max Temp40.3 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Nagoya, Japan 
will reach a high of 11.2 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-02
Hourly Forecast Chart
Today's Safety Tips
Extreme danger! Avoid being in the sun, especially during midday. If you go out, cover up with clothing, a hat, and sunglasses, and use plenty of sunscreen.
Nagoya's UV Index
Nagoya's UV index is highest in summer, often reaching 7 to 9, indicating strong sunlight. In spring and autumn, it drops to around 3 to 5, while winter has the lowest levels, usually 1 to 2.
Weather Seasons
Nagoya experiences four distinct seasons: hot, humid summers with temperatures around 30°C, cool winters with some snow, mild springs with cherry blossoms, and colorful autumns. Rain mainly falls in June and July during the rainy season.
Nagoya's Climate
Compared to other Japanese cities, Nagoya is warmer than northern areas like Sapporo but cooler than southern cities such as Fukuoka. Its rainfall is less than Tokyo's but more than dry regions in western Japan. Neighboring countries like South Korea have similar seasonal changes but generally lower humidity.
Hourly UV Index Trend
See the UV index hour by hour for Nagoya. When the level is high, it's smart to find some shade.
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