Last updated: June 2, 2025
Understanding the UV Index is essential for residents of Tooele, United States, as it serves as a vital indicator of the sun's harmful ultraviolet radiation levels. With skin health at stake, being aware of these levels helps in preventing sunburn and long-term skin damage. Tooele's Cfa climate exposes residents to varying UV levels, particularly during peak hours when readings can soar to 12, indicating a high risk for overexposure. Stay informed about the UV Index to protect your skin and enjoy the beautiful Utah sunshine safely!
As the sun rises, the UV Index begins its steady climb, starting at 1 by 7:00 AM. By 8:00 AM, it barely nudges to 2, but as the day progresses, so does the intensity of UV rays. At 10:00 AM, the index reaches 6, a clear signal to start protecting your skin. The peak arrives at 12:00 PM with a blistering 11, followed closely by a slight drop to 10 by 3:00 PM. The afternoon sees a gradual decline, dipping to 3 by 6:00 PM, wrapping up a day where vigilance against UV exposure was paramount. Remember, from 11:00 AM to 3:00 PM, your skin deserves extra care as the UV rays are at their strongest!
| 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV levels fluctuate significantly, indicating varying risk for skin damage due to sun exposure. The highest risk months occur from April to August, where the UV Index reaches extreme levels (11-12), resulting in a burn time as short as 10 minutes during peak hours. Specifically, May and June are critical months, as the UV Index peaks at 11 and 12 respectively. Visitors and residents should take extra precautions in these months, such as seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly. In contrast, January, December, and November present moderate UV conditions with an Index of 3-5, allowing for longer exposure times. Overall, awareness of seasonal UV changes can help individuals better protect themselves from harmful sun 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 |
| Tooele | 3 | 5 | 7 | 9 | 11 | 12 | 11 | 11 | 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 |