UV Index in Jeju

Real-time UV forecast & tanning weather

Current Conditions

Loading live weather data...
5
Moderate
UV Index
🌡️
24°C
Temperature
🌧️
Slight rain
Conditions
☀️
Peak Tanning Window 1PM • UV 8

Hourly UV Forecast

☀️ Excellent tanning conditions • 9AM–4PM • 27°C • 8 km/h 🌬️
0
6AM
1
7AM
2
8AM
4
9AM
5
10AM
2
11AM
6
12PM
8
1PM
8
2PM
5
NOW
3
4PM
3
5PM
1
6PM
0
7PM
0
8PM
0
9PM
Low 0–2 Moderate 3–5 High 6–7 Very High 8–10 Extreme 11+

16-Day UV Forecast

8
Mon 1
Excellent
4
Tue 2
Good
8
Wed 3
Excellent
6
Thu 4
Excellent
8
Fri 5
Excellent
6
Sat 6
Excellent
0
Sun 7
Poor
6
Mon 8
Excellent
3
Tue 9
Poor
8
Wed 10
Excellent
8
Thu 11
Excellent
8
Fri 12
Excellent
8
Sat 13
Excellent
8
Sun 14
Excellent
5
Mon 15
Excellent
8
Tue 16
Excellent

Location & Climate

Jeju Island experiences moderate UV levels, peaking in the summer, with a mix of sunny and cloudy days throughout the year. Enjoy a tanning session on Hyeopjae Beach, but stay aware of changing weather and UV intensity.

Tanning Tips

Jeju enjoys strong UV from spring through fall. Peak tanning season runs April to September, with UV often exceeding 8.

Weather data by Open-Meteo (CC BY 4.0)

Monthly UV Index in Jeju

Average daily maximum UV index by month

Jan
3
Feb
4
Mar
5
Apr
7
May
8
Jun
9
Jul
10
Aug
9
Sep
7
Oct
5
Nov
3
Dec
2
Low Moderate High Very High Extreme

Best Months to Tan in Jeju

Based on average UV levels, the best months for tanning in Jeju are:

April Great May Great June Excellent July Excellent August Excellent September Great

Rating based on average monthly UV index

Related Guides

Tanning in UV 9-10+ → Aggressive Tanning — What to Know → Safe Tanning Tips → Melanin-Boosting Foods → How to Get Rid of a Tan →

Tanning Tools & Calculators

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Tanning Time Calculator

Calculate your ideal tanning time based on skin type and UV index

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Sunburn Calculator

Find out how long until you burn based on your skin type and current UV

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Skin Type Quiz

Discover your Fitzpatrick skin type and get personalized tanning advice

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Tanning Routine Creator

Build a personalized tanning plan based on your skin, UV, and experience

Frequently Asked Questions

What is the UV index in Jeju right now?
The current UV index in Jeju is shown in the live weather section above. UV levels change throughout the day, typically peaking between 11 AM and 2 PM local time.
What is the best month to tan in Jeju?
The best months for tanning in Jeju are April, May, June, July, August, September, when average UV levels reach 7 or higher.
How long should I tan in Jeju?
Tanning time depends on your skin type and the current UV index. For a moderate UV of 8, a person with Skin Type III (medium complexion) can safely tan for about 19 minutes per session. Use our Tanning Calculator for personalized recommendations.
Is it safe to tan in UV index 10?
UV index 10 is classified as Very High. Very High — avoid prolonged sun exposure. Short tanning sessions with SPF 50+ recommended.
When is the peak UV time in Jeju?
UV levels in Jeju typically peak between 11:00 AM and 2:00 PM local time. The exact peak depends on the season, cloud cover, and altitude.

UV Index in Nearby Cities

10
Yeosu
Avg. Peak UV
› 10
Tongyeong
Avg. Peak UV
› 10
Busan
Avg. Peak UV
› 9
Gyeongju
Avg. Peak UV
› 10
Fukuoka
Avg. Peak UV
› 9
Seoul
Avg. Peak UV
›

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