UV Index in Ko Lanta

Real-time UV forecast & tanning weather

Current Conditions

Loading live weather data...
3
Moderate
UV Index
🌡️
28°C
Temperature
🌧️
Moderate drizzle
Conditions
☀️
Peak Tanning Window 3PM • UV 5

Hourly UV Forecast

☀️ Excellent tanning conditions • 3PM–4PM • 28°C • 21 km/h 🌬️
0
6AM
0
7AM
0
8AM
1
9AM
1
10AM
2
11AM
3
12PM
3
NOW
2
2PM
5
3PM
1
4PM
2
5PM
0
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

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

Location & Climate

Ko Lanta benefits from a tropical climate with consistently high UV levels, peaking at 14, making it a prime tanning destination year-round. Take advantage of the extended morning sunlight on Long Beach for a gradual and enjoyable tan.

Tanning Tips

UV levels in Ko Lanta are high year-round due to its tropical location. Always wear SPF 30+ and limit initial sessions to 15-20 minutes.

Weather data by Open-Meteo (CC BY 4.0)

Monthly UV Index in Ko Lanta

Average daily maximum UV index by month

Jan
13
Feb
13
Mar
13
Apr
13
May
14
Jun
14
Jul
14
Aug
14
Sep
14
Oct
13
Nov
13
Dec
13
Low Moderate High Very High Extreme

Best Months to Tan in Ko Lanta

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

January Excellent February Excellent March Excellent April Excellent May Excellent June Excellent July Excellent August Excellent September Excellent October Excellent November Excellent December Excellent

Rating based on average monthly UV index

Related Guides

Tanning in UV 9-10+ → Aggressive Tanning — What to Know → Safe Tanning Tips → Best Time of Day to Tan → 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 Ko Lanta right now?
The current UV index in Ko Lanta 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 Ko Lanta?
The best months for tanning in Ko Lanta are January, February, March, April, May, June, July, August, September, October, November, December, when average UV levels reach 7 or higher.
How long should I tan in Ko Lanta?
Tanning time depends on your skin type and the current UV index. For a moderate UV of 13, a person with Skin Type III (medium complexion) can safely tan for about 12 minutes per session. Use our Tanning Calculator for personalized recommendations.
Is it safe to tan in UV index 14?
UV index 14 is classified as Extreme. Extreme — stay in shade during peak hours. Tanning is not recommended without strong protection.
When is the peak UV time in Ko Lanta?
UV levels in Ko Lanta 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

14
Ko Phi Phi
Avg. Peak UV
› 13
Railay Beach
Avg. Peak UV
› 13
Ao Nang
Avg. Peak UV
› 14
Krabi
Avg. Peak UV
› 12
Phuket
Avg. Peak UV
› 13
Koh Yao Noi
Avg. Peak UV
›

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