Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Berthold, United States, where the Dfb climate brings both moderate sunlight and potential UV exposure risks. With peak UV levels reaching as high as 8 during the midday hours, awareness of these values is essential in preventing sunburn and safeguarding skin health. By keeping an eye on the UV Index, you can protect yourself and your loved ones from the harmful effects of UV radiation and enjoy the sunny days that Berthold has to offer, all while seeking shade or applying sunscreen when necessary. Stay informed and stay safe!
As the sun rises, the UV Index starts low at 1 by 7:00 AM, gently climbing to 2 by 9:00 AM. However, it quickly escalates, peaking at 8 from 1:00 PM to 2:00 PM, indicating a notable risk for skin damage. The intensity of UV radiation gradually tapers off in the afternoon, dropping to 6 by 4:00 PM, before further declining to 1 by 7:00 PM. This pattern highlights the importance of protecting yourself during midday hours, especially between 11:00 AM and 2:00 PM when the index reaches its highest level of 7 and 8. Stay safe and enjoy the sun responsibly!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 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 |
As the seasons change, UV levels fluctuate significantly, necessitating varying precautions for residents and visitors. January through March sees lower UV indices (2 to 5), with longer burn times of 30-45 minutes, classified as low to moderate exposure. April to August, however, presents high-risk months, with UV indices spiking to 9 during April, June, and July, meaning exposure should be limited to 15 minutes to avoid burns. September brings a slight decrease to a UV Index of 7 (high exposure), allowing for a burn time of 25 minutes. As we transition into October through December, UV levels drop back to low levels (2 to 4), allowing for safer outdoor activity with burn times extending back to 30-45 minutes. Visitors and residents should prioritize skin protection during the high-risk months, employing sunscreen, protective clothing, and shade, especially from April to August, while enjoying the outdoors in the cooler months with more confidence.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Berthold | 2 | 4 | 5 | 9 | 8 | 9 | 9 | 8 | 7 | 4 | 2 | 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 |