UV Index in Sunset, United States

Last updated: June 2, 2025

In Sunset, United States, being aware of the UV Index is crucial for protecting your skin and overall health. Understanding the daily fluctuations in UV levels can help you prevent sunburn and reduce the risk of long-term skin damage. With a Mediterranean climate (Csa), Sunset experiences high UV exposure, particularly during midday hours when values can soar to 11—indicating extreme risk. By monitoring the UV Index, you can make informed decisions about sun protection and enjoy the beautiful outdoors safely.

Hourly UV Index in Sunset

As the sun rises and the day unfolds, the UV Index reveals a dramatic increase in solar intensity. At 07:00, it starts off mild with a UVI of 1, but by 08:00, it more than doubles to 2. The ascent continues, peaking at 12:00 with a striking UVI of 10, indicating a strong risk of harm from unprotected sun exposure. Peak hours arrive at 13:00 and 14:00, where it hits an impressive 11—the highest point of the day—before gradually tapering off. As the afternoon wanes, the index drops to 5 by 17:00 and back down to a safer 1 by 19:00. It's a perfect reminder to stay protected from those mid-day rays when UV levels are at their highest!

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	3	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	11	extreme	10 min
15:00	10	very high	15 min
16:00	7	high	25 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Sunset

Throughout the year, UV exposure varies significantly, with high-risk months typically occurring from March to September. During these months, particularly in April through July, the UV index reaches notably high levels, peaking at 11, which indicates extreme exposure risks and a quick burn time of just 10 minutes. As the seasons shift, visitors and residents should be particularly vigilant from May to August, when protective measures such as sunscreen, hats, and seeking shade are essential to prevent skin damage. In contrast, January, November, and December present a moderate UV index of 3-4, allowing for longer burn times of 30 minutes, though sunscreen should still be applied. Staying informed about these UV changes can help ensure safe outdoor activities year-round.

Monthly Maximum UV Index for Sunset, United States

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

The table above highlights how UV exposure in Sunset 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.

Sunset'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
Sunset	3	5	7	9	10	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