Last updated: July 2, 2025
In Lansing, United States, staying informed about the UV Index is essential for maintaining your skin health and preventing sunburn. Understanding UV levels can protect you and your loved ones from harmful rays, especially during the sunny hours of the day. With a Dfb climate, Lansing experiences significant seasonal variations in sunlight, leading to varying UV exposure risks throughout the year. Typically, UV levels peak around midday, reaching dangerous levels of 9 and 10, making it vital to take precautions during those hours. By staying aware of the UV Index, you can enjoy the outdoors while safeguarding your skin’s health and minimizing the risk of long-term damage.
The UV Index throughout the day presents a dynamic picture of solar intensity. Morning hours start gently, with a low of 1 at 07:00 and a gradual rise to 2 by 08:00. As the sun climbs higher, the index peaks at a striking 10 at 13:00, signaling the most intense sun exposure, making it prudent for sun protection. From 14:00, the UV Index begins to dip, yet remains significant at 9, before tapering off to 5 by 16:00. As evening approaches, the levels drop further, resting at 1 by 19:00. This hourly progression showcases the importance of sun safety measures, particularly during those midday hours when the UV radiation is at its highest.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 3 | moderate | 30 min |
10:00 | 5 | moderate | 30 min |
11:00 | 7 | high | 25 min |
12:00 | 9 | 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 |
During the year, the UV Index shows significant seasonal variations, with peak levels reached in late spring and summer. The highest risk months are from April to September, where the UV Index often exceeds 8, categorized as very high. Particularly, May through August sees a consistent UV Index of 10, indicating a burn time of just 15 minutes for unprotected skin. In contrast, January, February, November, and December have much lower UV levels, with burn times spiking up to 45 minutes during December. To protect against skin damage, visitors and residents should take extra precautions during the high-risk months by wearing sunscreen with high SPF, protective clothing, and seeking shade, especially during peak hours.
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 |
Lansing | 3 | 4 | 6 | 8 | 10 | 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 |