UV Index in Siesta Key

Real-time UV forecast & tanning weather

Current Conditions

Loading live weather data...
0
Low
UV Index
🌡️
26°C
Temperature
☀️
Mostly Clear
Conditions
☀️
Peak Tanning Window 12PM • UV 9

Hourly UV Forecast

☀️ Excellent tanning conditions • 10AM–6PM • 31°C • 18 km/h 🌬️
0
6AM
0
7AM
0
8AM
2
9AM
4
10AM
7
11AM
9
12PM
9
1PM
9
2PM
8
3PM
6
4PM
4
5PM
2
6PM
1
7PM
0
8PM
0
9PM
Low 0–2 Moderate 3–5 High 6–7 Very High 8–10 Extreme 11+

Daily UV Forecast

9
Wed 22
Excellent
9
Thu 23
Excellent
7
Fri 24
Excellent
7
Sat 25
Excellent
7
Sun 26
Excellent
6
Mon 27
Excellent
7
Tue 28
Excellent
8
Wed 29
Excellent
7
Thu 30
Excellent
7
Fri 31
Excellent

Location & Climate

Siesta Key, known for its quartz-crystal sand, is in a tropical monsoon climate with consistently high UV levels, making it a prime tanning spot any time of year. The beach is spectacular, but the sun is strongest between 10 am and 4 pm, so plan your tanning accordingly.

Tanning Tips

Siesta Key enjoys strong UV from spring through fall. Peak tanning season runs March to November, with UV often exceeding 8.

Weather data by Apple Weather

Monthly UV Index in Siesta Key

Average daily maximum UV index by month

Jan
6
Feb
6
Mar
7
Apr
9
May
10
Jun
11
Jul
11
Aug
11
Sep
10
Oct
9
Nov
7
Dec
6
Low Moderate High Very High Extreme

Best Months to Tan in Siesta Key

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

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

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 Siesta Key right now?
The current UV index in Siesta Key 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 Siesta Key?
The best months for tanning in Siesta Key are March, April, May, June, July, August, September, October, November, when average UV levels reach 7 or higher.
How long should I tan in Siesta Key?
Tanning time depends on your skin type and the current UV index. For a moderate UV of 9, a person with Skin Type III (medium complexion) can safely tan for about 17 minutes per session. Use our Tanning Calculator for personalized recommendations.
Is it safe to tan in UV index 11?
UV index 11 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 Siesta Key?
UV levels in Siesta Key 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

11
Sarasota
Avg. Peak UV
› 11
Longboat Key
Avg. Peak UV
› 11
Venice
Avg. Peak UV
› 11
Bradenton
Avg. Peak UV
› 11
Anna Maria Island
Avg. Peak UV
› 11
Anna Maria Island
Avg. Peak UV
›

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