UV Index in Summerdale, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Summerdale, United States, where sun exposure can significantly impact skin health. The UV Index provides a daily forecast of the sun's strength, helping you to take proactive measures against sunburn and long-term skin damage. In Summerdale's humid subtropical climate, UV levels can reach their peak during mid-day hours, with values soaring to 12, indicating an extreme risk of harm from unprotected sun exposure. By staying informed about the UV Index, you can protect yourself and your loved ones while enjoying the beautiful summer days.

Hourly UV Index in Summerdale

The UV Index peaks dramatically as the day unfolds, making sun safety a critical consideration. At 07:00, the UV Index starts at a modest 1, but by 09:00, it climbs to 4, signaling a noticeable increase in solar intensity. The highest reading occurs at 12:00, reaching a staggering 11, which indicates a very high level of UV radiation—perfect conditions for seeking shade or wearing protective clothing. As the afternoon progresses, the index begins to decline from 12:00 to 15:00, with 11 and 8 respectively, before tapering off to 3 by 17:00. The evening light brings relief as the UV Index drops back to 1 by 18:00, encouraging outdoor relaxation post-sun exposure. Always remain vigilant during those peak 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.
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	7	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Summerdale

Throughout the year, UV exposure levels change significantly, with the highest risk months being from April to August, when the UV Index reaches extreme levels of 11–12. Particularly, July and August present the greatest danger, with a burn time of just 10 minutes. In contrast, the UV Index drops in the winter months, with January and December seeing moderate levels (Index 4–5) and longer burn times of 30 minutes. Visitors and residents should take precautions during high-risk months by seeking shade, wearing protective clothing, and applying sunscreen frequently, especially between 10 a.m. and 4 p.m., to minimize the risk of harmful UV exposure.

Monthly Maximum UV Index for Summerdale, United States

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

The table above highlights how UV exposure in Summerdale 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.

Summerdale'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
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Summerdale	5	8	9	11	11	11	12	12	10	8	6	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5