Last updated: July 2, 2025
Understanding the UV Index is essential for residents of Mansfield, United States, where sunny days can quickly lead to increased exposure and potential skin damage. The UV levels, peaking between 11:00 AM and 2:00 PM, can reach an intensity of 11, highlighting the importance of sun protection to prevent sunburn and support long-term skin health. With Mansfield's Cfa climate, characterized by warm summers, awareness of UV risks is vital for outdoor activities and ensuring safe sun experiences. Stay informed and protect yourself from harmful ultraviolet rays!
At sunrise, the UV Index begins its ascent, peaking at 1 by 07:00. As the day progresses, it rises steadily, hitting 2 by 08:00 and reaching a moderate 3 by 09:00. The intensity ramps up significantly from 10:00, where it soars to 6, and then it continues its climb to a striking 10 at 12:00. The highest point arrives at 13:00 and 14:00, where the UV Index maxes out at 11, signaling a time when sun protection is crucial. As the afternoon wanes, the index gradually decreases, settling at 9 by 15:00. By late afternoon, the values dip to 4 at 17:00, and then cool down to 2 by 18:00, before fading to 1 by 19:00 as daylight fades. It's a clear reminder to stay protected during the sunniest 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so do the UV levels, significantly impacting both visitors and residents. January starts off with a moderate UV Index of 4, allowing for a burn time of 30 minutes. However, from February through August, the UV Index spikes, reaching an extreme level of 11-12, necessitating a stark reduction in burn time to just 10 minutes during peak months. March and April especially stand out as high-risk months with indices of 9 and 11, respectively, when exposure risks are pronounced. In contrast, September to November, while still high, see a slight decrease with indices ranging from 6 to 10. Visitors and residents are advised to take necessary precautions—wearing protective clothing, seeking shade, and applying sunscreen—during these higher UV months to mitigate the risk of skin damage.
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 |
| Mansfield | 4 | 7 | 9 | 11 | 11 | 12 | 11 | 11 | 10 | 8 | 6 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |