UV Index in Ray, United States

Last updated: July 2, 2025

In Ray, United States, staying informed about the UV Index is crucial for protecting your skin and overall health. With UV levels peaking between 12 PM and 2 PM—often reaching as high as 9—it's essential to understand these measurements to prevent sunburn and long-term skin damage. The semi-arid BSk climate of Ray can lead to unexpected UV exposure, making awareness even more vital. By keeping an eye on the UV Index, you can take proactive steps to enjoy the sun safely while safeguarding your skin.

Hourly UV Index in Ray

The UV Index data for the day reveals a dynamic and intense sun exposure. Starting off with a maximum of 1 at 7:00 AM and 8:00 AM, it quickly rises to 2 by 9:00 AM. The sun reaches its peak intensity from 12:00 PM to 3:00 PM, hitting a scorching 9 during the hottest hours. As the afternoon wanes, the UV index gradually declines to 7 by 4:00 PM, then further to 5 at 5:00 PM, and eventually settling at a more manageable 2 by 7:00 PM. To stay safe and protect your skin, it's crucial to seek shade and apply sunscreen, especially during those midday hours when the UV Index is at its 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	1	low	45 min
09:00	2	low	45 min
10:00	4	moderate	30 min
11:00	6	high	25 min
12:00	8	very high	15 min
13:00	9	very high	15 min
14:00	9	very high	15 min
15:00	9	very high	15 min
16:00	7	high	25 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	2	low	45 min

Monthly UV Index Trends in Ray

Throughout the year, the UV Index fluctuates significantly, with the highest risk months falling between April and August. During this period, UV Index values reach as high as 9, categorizing this exposure as very high, with a burn time as short as 15 minutes. April kicks off the high-risk season, followed closely by May and June, where sun protection becomes crucial for both residents and visitors. Conversely, months like January, November, and December present a low UV risk with indices around 2 and longer burn times of 45 minutes. As summer approaches, it’s essential to take precautions such as wearing sunscreen, protective clothing, and sunglasses during peak sunlight hours—especially during the high-risk months—to minimize the risk of skin damage.

Monthly Maximum UV Index for Ray, United States

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

The table above highlights how UV exposure in Ray 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.

Ray'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
Ray	2	4	4	9	8	9	9	8	7	5	2	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