Last updated: May 3, 2025
In South Roxana, understanding the UV Index is crucial for protecting your skin and maintaining overall health. The UV Index indicates the intensity of ultraviolet radiation from the sun, helping residents gauge their risk of sunburn and long-term skin damage. With the area's Cfa climate, South Roxana experiences varying UV levels throughout the day, peaking at a notable 10 between noon and 1 PM. By staying informed about these UV levels, you can take proactive measures to shield yourself, ensuring you enjoy the outdoors while minimizing risks associated with high 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, UV levels fluctuate, with significant increases during the spring and summer months. January and December have moderate UV Index levels of 3, allowing for 30 minutes of unprotected sun exposure, while February sees a slight increase to 5. As spring arrives, March reaches a high UV Index of 6 with a 25-minute burn time, transitioning to very high levels of 9 in April and peaking at 11 in June—the highest risk month with only 10 minutes of safe exposure. July and August maintain a very high UV Index of 10 and 9, respectively, before gradually declining to 6 in October and returning to moderate levels in November. For visitors and residents, it is crucial to take extra precautions from April through September, particularly in June, by wearing protective clothing, using sunscreen, and seeking shade during peak hours to minimize the risk of harmful UV exposure.
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 |
| South Roxana | 3 | 5 | 6 | 9 | 10 | 11 | 10 | 9 | 9 | 6 | 5 | 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 |