UV Index
Seoul UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index4.4
- Avg Clouds0%
- Max Temp13.2 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Seoul, South Korea 
will reach a high of 4.4 today. This means a moderate level of sun exposure. See our tips below to stay safe!
Last checked: 2025-10-20
Hourly Forecast Chart
Today's Safety Tips
The sun is a bit strong. Find some shade during midday. Wear a hat, sunglasses, and use SPF 30+ sunscreen if you'll be outside for a while.
Seoul's UV Index
Seoul's UV index varies through the year, peaking around 8-11 during the summer, which means strong sunlight, and dropping to 1-3 in winter, indicating weak ultraviolet rays. The city experiences four distinct seasons: cold, dry winters with temperatures often below freezing; hot, humid summers with heavy rain from monsoons; mild springs with blooming flowers; and cool, colorful autumns. Compared to nearby cities like Tokyo or Beijing, Seoul has colder winters and similar hot summers, with more rainfall during summer than inland areas but less than coastal regions of South Korea.
Hourly UV Index Trend
See the UV index hour by hour for Seoul. When the level is high, it's smart to find some shade.
- Loading hourly data...