Last updated: May 3, 2025
Understanding the UV Index in Carrollton, United States, is crucial for maintaining skin health and preventing sunburn, especially under the region's Dfa climate, characterized by hot summers. As a vibrant city where outdoor activities are a way of life, being aware of the daily UV levels can make a significant difference in your skincare routine. With UV Index readings peaking at 10 around midday, it’s essential to take precautions to protect yourself from harmful solar radiation. Whether enjoying a sunny day at the park or spending time in your backyard, knowing when to seek shade or apply sunscreen can safeguard your skin against the risks of prolonged UV exposure.
The UV Index throughout the day showcases a dynamic pattern of sun exposure, peaking during the afternoon. At 07:00, the index starts low at 1, gradually increasing as the sun rises. By 10:00, it reaches 6, signaling a rise in sun intensity, culminating in a striking 10 from 12:00 to 13:00, indicating a high risk of harm from unprotected sun exposure. As the day progresses, the UV Index declines, dropping to 3 by 17:00, and steadily returning to 1 by 19:00. This data highlights the importance of sun protection, especially during midday when the UV Index is at its highest.
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 | 10 | very high | 15 min |
14:00 | 9 | very high | 15 min |
15:00 | 8 | very high | 15 min |
16:00 | 5 | moderate | 30 min |
17:00 | 3 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences notable seasonal fluctuations, which are particularly prominent in the spring and summer months. High-risk months for UV exposure include April through August, with the index peaking in June and July at 11, categorized as extreme exposure, where the burn time is a mere 10 minutes. As the summer wanes into fall, the UV Index gradually declines, with October reflecting a high category and increased burn times of 25 minutes. Residents and visitors should take precautions during the high-risk months, such as applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak hours to minimize the risk of skin damage.
UV Risk Categories
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 |
Carrollton | 3 | 5 | 6 | 9 | 10 | 11 | 11 | 9 | 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 |