UV Index in Florida, Cuba

Last updated: June 2, 2025

Understanding the UV Index is crucial for anyone living in or visiting Florida and Cuba, where the sun shines brightly nearly year-round. As both regions experience a tropical climate, being aware of UV levels can significantly impact sunburn prevention and overall skin health. The UV Index can soar to a maximum of 13 during midday, indicating extreme risk of harm from unprotected sun exposure. By staying informed about these levels, residents and travelers can take essential precautions to protect themselves from harmful UV radiation. Whether you’re enjoying the outdoors on a sunny beach or exploring vibrant cities, understanding the UV Index will help ensure safe and enjoyable experiences under the sun.

Hourly UV Index in Florida

As the sun rises on this bright day, the UV Index starts off relatively low, peaking at just 1 at both 7:00 AM and 8:00 AM. However, by 9:00 AM, it jumps to 3, signaling an increase in UV exposure. The intensity escalates quickly, reaching a notable 6 by 10:00 AM. The real intensity hits its peak at 12:00 PM, when the UV Index soars to a striking 12, followed closely by a high of 13 at 1:00 PM. Over the next few hours, the index gradually diminishes, but still remains significant with 10 at 3:00 PM and 7 by 4:00 PM. As evening approaches, the levels continue to decline, returning to 1 once dusk settles in at 7:00 PM. Be sure to protect your skin!

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
10:006high25 min
11:009very high15 min
12:0012extreme10 min
13:0013extreme10 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 Florida

The UV Index exhibits significant seasonal variations, peaking between March and October, where the exposure category is predominantly extreme. Notably, the months of April and May maintain an index of 13, indicating critical sun exposure risks with a burn time of just 10 minutes. March also presents a high risk with a UV index of 12. Residents and visitors should be particularly vigilant during these months, as skin damage can occur quickly. In contrast, November and December show a reduction in risk, with indices declining to 9 and 7, respectively. Advising individuals to apply sunscreen, wear protective clothing, and seek shade during peak sun hours is essential, especially in high-risk months.

Monthly Maximum UV Index for Florida, Cuba

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Florida. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec810121313131212121187
Data source: Statistical UV Index data for Florida, 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 Florida UV Index with Other Cuba Cities

The table above highlights how UV exposure in Florida compares to other major locations across Cuba. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Florida's solar exposure compared to other cities in Cuba. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Havana UVI710111212131212121087
Florida810121313131212121197
Camaguey UVI810121313131212121197
Holguin UVI811121313131313121187
Santiago de Cuba UVI911121313131313131198
Guantanamo UVI911121313131313131198