Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Spring Grove, United States, as it plays a vital role in protecting your skin and overall health. The UV Index values in this region can peak at a significant 9 during midday hours, highlighting the necessity of being aware of your sun exposure, which can lead to painful sunburn and long-term skin damage. Given Spring Grove's Dfa climate, characterized by warm summers, residents must stay informed about UV levels to enjoy the sunny days safely, ensuring that outdoor activities do not come at the cost of their skin health. Stay vigilant and protect yourself against UV radiation!
As the sun rises, the UV Index begins its gradual ascent. At 7:00 AM, it starts at a modest 1, indicating minimal risk. By 8:00 AM, it rises to 2, still manageable for early risers. The intensity picks up at 9:00 AM with a 3, signaling the need for a little sunscreen. The peak arrives between 11:00 AM and 1:00 PM, where it soars to a striking 9 at 1:00 PM, which suggests strong sun protection is essential. Following this, the index slips down, recorded at 8 at 2:00 PM and 7 at 3:00 PM, offering a brief reprieve. As the afternoon fades into evening, the UV Index drops steadily, landing back at 1 by 7:00 PM. Stay informed and protect your skin during those peak hours!
| 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 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 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 shows significant seasonal changes that impact sun safety for residents and visitors. From April to September, the UV Index peaks, reaching levels as high as 10 in the summer months of June and July. This indicates a very high exposure category, with a reduced burn time of only 15 minutes during these months. Conversely, during the winter months of December through February, the UV Index is considerably lower, ranging from 2 to 4, with a burn time of 30 to 45 minutes. Therefore, visitors and residents should be especially cautious during the high-risk months of April to September, and take appropriate protective measures, such as wearing sunscreen, protective clothing, and seeking shade, to minimize their risk of UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Spring Grove | 3 | 4 | 5 | 8 | 9 | 10 | 10 | 9 | 8 | 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 |