UV Index in Kos

Real-time UV forecast & tanning weather

Current Conditions

Loading live weather data...
3
Moderate
UV Index
🌡️
23°C
Temperature
☀️
Clear sky
Conditions
☀️
Peak Tanning Window 2PM • UV 8

Hourly UV Forecast

☀️ Excellent tanning conditions • 10AM–6PM • 25°C • 7 km/h 🌬️
0
6AM
0
7AM
1
8AM
3
NOW
4
10AM
6
11AM
7
12PM
8
1PM
8
2PM
7
3PM
6
4PM
5
5PM
3
6PM
2
7PM
1
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
8
Tue 2
Excellent
8
Wed 3
Excellent
8
Thu 4
Excellent
8
Fri 5
Excellent
8
Sat 6
Excellent
8
Sun 7
Excellent
8
Mon 8
Excellent
8
Tue 9
Good
8
Wed 10
Excellent
8
Thu 11
Good
8
Fri 12
Excellent
8
Sat 13
Good
8
Sun 14
Excellent
8
Mon 15
Excellent
8
Tue 16
Excellent

Location & Climate

Kos benefits from a hot semi-arid climate with powerful UV rays dominating the long summer months and extending into autumn. The southern coast's beaches are prime tanning spots, especially during the intense midday sun of July and August.

Tanning Tips

Kos has a distinct tanning season from March to November. Winter UV is too low for effective tanning.

Weather data by Open-Meteo (CC BY 4.0)

Monthly UV Index in Kos

Average daily maximum UV index by month

Jan
3
Feb
4
Mar
5
Apr
6
May
8
Jun
9
Jul
9
Aug
9
Sep
8
Oct
6
Nov
5
Dec
4
Low Moderate High Very High Extreme

Best Months to Tan in Kos

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

March Good April Good May Great June Excellent July Excellent August Excellent September Great October Good November Good

Rating based on average monthly UV index

Related Guides

Tanning in UV 9-10+ → Aggressive Tanning — What to Know → Safe Tanning Tips → Foods That Help You Tan → Best Time of Day to 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 Kos right now?
The current UV index in Kos 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 Kos?
The best months for tanning in Kos are March, April, May, June, July, August, September, October, November, when average UV levels reach 5 or higher.
How long should I tan in Kos?
Tanning time depends on your skin type and the current UV index. For a moderate UV of 7, a person with Skin Type III (medium complexion) can safely tan for about 21 minutes per session. Use our Tanning Calculator for personalized recommendations.
Is it safe to tan in UV index 9?
UV index 9 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 Kos?
UV levels in Kos 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

9
Kalymnos
Avg. Peak UV
› 9
Nisyros
Avg. Peak UV
› 9
Leros
Avg. Peak UV
› 11
Bodrum
Avg. Peak UV
› 9
Didim
Avg. Peak UV
› 9
Tilos
Avg. Peak UV
›

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