UV Index in Collierville, United States

Last updated: June 2, 2025

Staying aware of the UV Index in Collierville, United States is crucial for protecting your skin and overall health. Understanding UV levels can significantly help in preventing sunburn and reducing long-term skin damage, allowing you to enjoy the sunny days safely. With Collierville's Csa climate bringing hot summers and higher UV exposure risks, especially when the index peaks at 11 around midday, being informed about the UV Index can guide you in taking the necessary precautions. Whether you're heading outdoors for work or leisure, making UV awareness a part of your routine is a smart step toward healthier skin.

Hourly UV Index in Collierville

As the sun rises, the UV Index gradually climbs, starting at a mild 1 at 07:00. By 09:00, it reaches a moderate 4, signaling a need for some sun protection. The intensity peaks at 12:00 with a powerful 10, indicating strong sunlight. The highest point, 11 at 13:00, urges sun safety awareness as the afternoon sun bears down. However, relief comes as the sun begins to set; the index dips to 9 by 15:00, then gradually decreases to 4 at 17:00, and finally back to a safe 1 by 19:00. Throughout the day, staying vigilant against UV exposure is key!

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	9	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	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 Collierville

As the seasons change, so does the UV Index, reflecting the risk of UV exposure throughout the year. January and December see a moderate UV Index of 3, allowing for a burn time of 30 minutes. However, from February to March, the UV levels rise significantly, peaking at 11 during the summer months of June and July, categorized as extreme, with the shortest burn time of only 10 minutes in peak months like June. The high-risk months for UV exposure are clearly April to August, when the UV Index reaches very high to extreme levels. It is advisable for visitors and residents to take necessary precautions, such as wearing sunscreen, protective clothing, and limiting sun exposure during peak hours, especially from late spring to mid-summer. As fall approaches, the risk decreases, with the UV Index dropping back to moderate levels by November.

Monthly Maximum UV Index for Collierville, United States

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

The table above highlights how UV exposure in Collierville 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.

Collierville'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
Collierville	3	5	7	8	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