UV Index in Cayce, United States

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents of Cayce, United States, as it plays a significant role in safeguarding skin health and preventing sunburn. With the region's Cfa climate, characterized by warm summers and moderate sunshine, awareness of daily UV levels can help guide outdoor activities safely. For instance, the UV Index in Cayce can peak at a high of 10 around noon, indicating very high risks of harm from unprotected sun exposure. By staying informed, you can enjoy the sunshine while protecting your skin—making knowledge of the UV Index an essential part of your daily health routine.

Hourly UV Index in Cayce

The UV Index starts off low at 1 during the early hours, peaking at 9 by noon and reaching its maximum of 10 between 1 PM and 2 PM. This signifies a critical period when sun protection is vital, as the intensity of UV rays can cause skin damage. As the afternoon progresses, the index gradually decreases, falling to 6 by 4 PM, then dropping to 2 by 6 PM and settling back to 1 as evening falls. If you’re planning outdoor activities, make sure to stay safe and shield yourself when the sun is at its strongest!

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	3	moderate	30 min
10:00	5	moderate	30 min
11:00	8	very high	15 min
12:00	9	very high	15 min
13:00	10	very high	15 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 Cayce

The UV Index exhibits a notable seasonal change, peaking in the summer months and significantly dropping during winter. High-risk months are primarily from May to August, where the UV Index reaches extreme levels of 10 to 11, resulting in a burn time of just 10 minutes. Visitors and residents are strongly advised to take precautions during these high UV levels, including seeking shade, wearing protective clothing, and applying sunscreen regularly. As the seasons transition, the UV Index decreases, making January and December the safest months, with a moderate exposure category and a burn time of 30 minutes. However, caution is still advised during the spring and fall months, where UV levels remain elevated and can lead to skin damage with minimal exposure.

Monthly Maximum UV Index for Cayce, United States

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

The table above highlights how UV exposure in Cayce 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.

Cayce'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
Cayce	4	7	8	10	10	11	11	11	9	8	6	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5