UV Index in Etna, United States

Last updated: May 3, 2025

Understanding the UV Index in Etna, United States, is essential for protecting your skin and overall health. With peak values reaching 11 around noon, awareness of these levels can help you prevent painful sunburns and reduce the risk of long-term skin damage. Given Etna's Csb climate, characterized by mild summers and significant sunlight exposure, residents and visitors should stay informed about daily UV levels to enjoy the outdoors safely. Be proactive in safeguarding your skin – knowledge is your best defense against harmful UV radiation!

Hourly UV Index in Etna

As the day unfolds, the UV Index rises steadily, peaking at 11 around 1 PM—a clear signal for sun protection. Starting from a low of just 1 at 7 AM, it escalates through the morning, hitting 8 by 11 AM. At 12 PM, the intensity reaches a significant 10, before slightly diminishing to 9 at 3 PM and tapering off rapidly in the afternoon. As the sun begins to set, the UV levels drop to 4 by 5 PM, finally settling back to 1 by 7 PM. With this clear UV trajectory, staying cautious during the peak hours, especially from 11 AM to 2 PM, is essential for skin safety. Don your sunscreen and enjoy the sun responsibly!

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	10	very high	15 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Etna

As the year progresses, UV exposure levels undergo significant seasonal changes, marking March through August as high-risk months due to very high to extreme UV Index ratings. In March, the UV increases to 8, with a burn time of only 15 minutes, and peaks in May, June, and July at an extreme UV Index of 11, necessitating a burn time of just 10 minutes. Visitors and residents should take precautions during these months, such as wearing sunscreen, protective clothing, and seeking shade, especially when UV levels are at their highest between 10 a.m. and 4 p.m.. As fall approaches, UV levels begin to taper off, but October still presents a high risk with an index of 6. Throughout the year, particularly from March to August, it is crucial to remain vigilant about sun protection to minimize the risk of skin damage.

Monthly Maximum UV Index for Etna, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Etna. 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 Etna, 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 Etna UV Index with Other United States Cities

The table above highlights how UV exposure in Etna 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.

Etna'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
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
Etna	3	5	8	9	11	11	11	10	9	6	4	3
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