UV Index in Florida, United States

Last updated: July 2, 2025

In Florida, understanding the UV Index is crucial for protecting your skin and overall health. With the state's sunny climate and high levels of UV exposure, being aware of the UV index can help prevent sunburn and long-term skin damage. On a typical day, Florida experiences UV levels that peak at 9 around midday, indicating a high risk of harm from unprotected sun exposure. By staying informed about these levels, residents and visitors can take proactive measures to enjoy the sun safely.

Hourly UV Index in Florida

The UV Index throughout the day presents a clear pattern of intensity, peaking at midday. Starting from a mild level of 1 at 07:00, the index rises steadily, reaching 2 by 08:00. The real surge occurs between 09:00 and 13:00, where it escalates from 4 to a striking 9—the highest point of the day. As the afternoon unfolds, the intensity slightly declines to 7 at 15:00, before tapering off to 5 at 16:00. The evening sees a further decrease, settling back to 2 by 18:00 and returning to 1 at 19:00. For those enjoying outdoor activities, it’s essential to take precautions, especially during the peak hours from 11:00 to 14:00 when the UV rays are most potent.

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.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 min
09:00	4	moderate	30 min
10:00	6	high	25 min
11:00	8	very high	15 min
12:00	9	very high	15 min
13:00	9	very high	15 min
14:00	9	very high	15 min
15:00	7	high	25 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Florida

Throughout the year, the UV Index shows significant seasonal variations, with the highest risk occurring from April to August. During this peak period, particularly in May and June, the UV Index reaches a maximum of 10, categorized as very high with a burn time of just 15 minutes. In contrast, the lowest UV levels are observed in December, with an Index of 2 and a burn time of 45 minutes, indicating a reduced risk. Visitors and residents should exercise caution and take protective measures, especially during April through September, when the risk of sunburn and UV damage is greatest. It is advised to wear protective clothing, use sunscreen, and seek shade whenever possible during peak sun hours.

Monthly Maximum UV Index for Florida, United States

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.

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 United States Cities

The table above highlights how UV exposure in Florida 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.

Florida's solar exposure compared to other cities in United States. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Florida	3	4	6	8	10	10	9	9	7	6	4	2
Chicago UVI	3	4	6	8	9	10	10	9	8	6	4	2
Brooklyn UVI	3	5	6	8	10	10	9	9	8	6	4	2
New York City UVI	3	5	6	8	10	10	9	9	8	6	4	2
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5