Last updated: May 3, 2025
In Stuttgart, United States, being mindful of the UV Index is essential for safeguarding your skin health and preventing sunburn. Understanding UV levels is crucial, particularly during the summer months when the sun’s intensity peaks. Stuttgart's Cfa climate zone offers warm summers that bring with them increased UV exposure, especially between 11:00 AM and 1:00 PM, when the UV Index can soar to levels of 11 or higher. Staying informed about these UV levels not only helps you enjoy the outdoors safely but also protects against long-term skin damage. Regularly checking the UV Index ensures you take the necessary precautions to maintain your skin's health while soaking up the sun in this charming city.
As the sun rises, the UV Index begins its ascent, starting from a gentle 1 at 07:00. By 09:00, it hits 4, signaling a moderate increase. The real ascent occurs from 10:00 onward, peaking at an intense 12 by 13:00, where sun protection becomes essential. This peak is followed by a brief dip, as the index drops to 9 at 15:00, before tapering off towards the evening. As the day comes to a close, UV levels reduce to 3 at 17:00 and settle back to 1 by 19:00, highlighting the critical hours for sun exposure between 11:00 and 14:00. Stay safe and protect your skin during those peak UV times!
| 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 | 9 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 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 displays significant seasonal fluctuations, notably peaking during the summer months. High-risk months where UV exposure is most critical include May, June, and July, with extreme UV Index levels of 11 and 12, resulting in a burn time as short as 10 minutes. Other notably high months are March and April, categorized as very high, with burn times dropping to 15 minutes. It is essential for visitors and residents to take preventative measures during these months: seek shade, wear protective clothing, and apply broad-spectrum sunscreen to minimize the risk of skin damage. As the year progresses toward the cooler months of October through December, UV exposure decreases, but caution is still advised during high risk months like November. Staying aware of these changes can ensure a safer and more enjoyable outdoor experience year-round.
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 |
| Los Angeles UVI | 4 | 6 | 8 | 9 | 10 | 11 | 11 | 10 | 10 | 7 | 5 | 4 |
| Stuttgart | 4 | 6 | 8 | 10 | 11 | 12 | 11 | 10 | 9 | 7 | 6 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |