Last updated: July 2, 2025
In Britton, United States, understanding the UV Index is essential for protecting your skin from harmful ultraviolet radiation. The UV levels fluctuate throughout the day, peaking at a dangerous 9 between 1:00 PM and 2:00 PM, highlighting the importance of sunburn prevention and long-term skin health. With a humid continental climate (Dfb) that offers ample sunshine, residents must remain vigilant about UV exposure risks. By staying informed about the UV Index, you can enjoy the outdoors safely while safeguarding your skin from the potentially harmful effects of the sun.
As the sun rises, the UV Index gradually climbs, starting at a low of 1 by 07:00 and 08:00. The real leap begins at 09:00, where it reaches 3, escalating to 4 by 10:00. As noon approaches, the UV Index peaks at an impressive 9 from 13:00 to 14:00, making it crucial to take protective measures during those hours. Afterward, it begins to taper off, dropping to 6 by 16:00, and further declining through the late afternoon and evening, eventually falling back to 1 by 19:00. For those venturing outdoors, staying vigilant to the UV levels during the midday hours is essential for skin protection!
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 | 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 | 8 | very high | 15 min |
16:00 | 6 | high | 25 min |
17:00 | 4 | moderate | 30 min |
18:00 | 3 | moderate | 30 min |
19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits notable seasonal variations that affect sun exposure risks. The highest risk months are May through August, where the UV Index reaches levels between 9 and 10, indicating a very high risk of harm from unprotected sun exposure, with a burn time of only 15 minutes. In contrast, the months of January, October, and November display a moderate risk with UV Index values of 3 to 5, allowing for safer sun exposure with burn times of 30 minutes. Residents and visitors should take necessary precautions during high-risk months by wearing sunscreen, protective clothing, and seeking shade to minimize sun damage. In lower-risk months, while caution is still advised, the urgency is reduced, allowing for more extended outdoor activities without immediate threat.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Britton | 3 | 5 | 6 | 7 | 9 | 10 | 9 | 9 | 7 | 5 | 3 | 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 |