UV Index in Islamorada, United States

Last updated: July 2, 2025

Understanding the UV Index in Islamorada, United States, is crucial for safeguarding your skin and overall health under the intense Floridian sun. With UV levels peaking at 12 during midday hours, being aware of these fluctuations can significantly aid in sunburn prevention and lower the risk of long-term skin damage. This tropical paradise boasts a warm climate that often leads to high UV exposure, making it essential for residents and visitors alike to stay informed and take precautionary measures during peak hours. Embrace the sun wisely to enjoy all that Islamorada has to offer while keeping your skin healthy and protected!

Hourly UV Index in Islamorada

As the sun rises, the UV Index starts off low at a manageable 1 from 07:00 to 08:00. However, things heat up quickly as we move into the late morning; by 10:00, it spikes to 5, reaching 8 at 11:00. The peak intensity occurs at 12:00, with an impressive index of 11, closely followed by 12 at 13:00 and 14:00—the sun is at its strongest! A gradual decrease follows, dropping to 10 by 15:00 and continuing down to 4 at 17:00. As the day winds down, the index relaxes further to 2 at 18:00 and returns to a safe 1 by 19:00. It's clear that today's UV risk peaks around midday, so remember to stay protected during those exposed hours!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:003moderate30 min
10:005moderate30 min
11:008very high15 min
12:0011extreme10 min
13:0012extreme10 min
14:0012extreme10 min
15:0010very high15 min
16:007high25 min
17:004moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Islamorada

Throughout the year, UV exposure varies significantly, with the highest levels typically occurring from March to September. During this peak season, particularly in April, May, June, and July, the UV Index reaches an extreme category of 12-13, allowing as little as 10 minutes of unprotected sun exposure before burning occurs. February also sees a very high UV Index of 9, while October and November remain at very high levels of 8-10. Conversely, January and December experience high exposure categories but with a longer burn time of 25 minutes. Given these patterns, residents and visitors should exercise caution from late winter through early fall, utilizing sunscreen, protective clothing, and seeking shade to minimize skin damage during the high-risk months.

Monthly Maximum UV Index for Islamorada, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Islamorada. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec69111212131212111086
Data source: Statistical UV Index data for Islamorada, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Islamorada UV Index with Other United States Cities

The table above highlights how UV exposure in Islamorada compares to other major locations across United States. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Islamorada's solar exposure compared to other cities in United States. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Chicago UVI34689101098642
Brooklyn UVI35681010998642
New York City UVI35681010998642
Los Angeles UVI46891011111010754
Houston UVI589111112121110975
Islamorada69101212131212121086