UV Index in Memphis, United States

Last updated: June 2, 2025

In Memphis, United States, being aware of the UV Index is crucial for protecting your skin and maintaining overall health. Understanding UV levels can help prevent painful sunburns and long-term skin damage, making it essential for residents and visitors alike. With Memphis's humid subtropical climate, the sun shines brightly throughout much of the year, with peak UV levels reaching as high as 11 around midday. Stay informed and safeguard yourself against the risks of excessive UV exposure as you enjoy the vibrant city life and outdoor activities Memphis has to offer!

Hourly UV Index in Memphis

The UV Index throughout the day follows a predictable rise and fall, peaking at 11 around 1:00 PM. Starting at a modest 1 at 7:00 AM, it gradually escalates, reaching 10 by 12:00 PM, signaling the need for sun protection. As the afternoon progresses, the index dips from 11 to 8 by 3:00 PM, then declines further to 2 by 6:00 PM, and finally settles back at 1 by 7:00 PM. This data underscores the importance of taking precautions during the hours of peak UV exposure, particularly between 11:00 AM and 3:00 PM, when levels are highest and pose the greatest risk to skin health.

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	8	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 Memphis

Throughout the year, the UV Index exhibits significant seasonal variations, with high-risk months occurring from April to August. During this period, the UV Index peaks at 11, categorized as extreme in June and July, meaning visitors and residents should take extra precautions. Notably, April and May also pose high risks with very high ratings of 9 and 10, respectively. As a guideline, those spending time outdoors should limit sun exposure during these months, particularly between 10 AM and 4 PM, when UV rays are most intense. It’s advisable to wear protective clothing, apply broad-spectrum sunscreen, and seek shade to minimize the risk of skin damage. As we transition into the fall and winter months, UV levels decrease, with December presenting a much lower risk. However, even in moderate months like January and February, some sun protection remains necessary for prolonged outdoor activities.

Monthly Maximum UV Index for Memphis, United States

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

The table above highlights how UV exposure in Memphis 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.

Memphis'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
Memphis	3	5	6	9	10	11	11	10	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