Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Trego, United States, where the unique Dfc climate can present varied sun exposure risks throughout the year. Awareness of UV levels not only helps in preventing sunburn but also plays a vital role in maintaining long-term skin health. With peak UV Index readings reaching as high as 9 during the afternoon, it’s essential for Trego residents to stay informed and take protective measures against harmful ultraviolet rays, especially during those sun-intensive hours from 10 AM to 4 PM. Being mindful of these levels can ensure a safe and enjoyable experience under the sun.
The UV Index for the day presents a fascinating snapshot of solar intensity. Starting off gently at 1 during the early hours of 7:00 and 8:00, the sun gradually gains strength, peaking at a robust 9 between 13:00 and 14:00. This period marks the day's highest UV exposure, making it crucial for sun protection. Notably, the intensity begins to taper off after 15:00, descending to 3 by 18:00, and finally closing the day at 2 by 19:00. It's a clear reminder of the day's rhythm: with the sun rising high, the midday hours demand caution, while the early mornings and evenings offer a more gentle embrace of sunlight.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
As the year progresses, the UV Index exhibits notable seasonal changes, impacting sun safety for both visitors and residents. During winter months (January and December), the UV Index remains low (2), allowing for safer outdoor activities with longer burn times of 45 minutes. However, as spring approaches, March sees a moderate increase (UV Index of 5), shortening burn times to 30 minutes. The high-risk months of April through August present significant concern, with UV Index values peaking at 9 and very high exposure category, reducing burn times to just 15 minutes. As summer transitions to fall, September and October witness a decline in UV intensity, but caution remains advisable in September (UV Index 7) with a burn time of 25 minutes. To ensure safety, residents and visitors are encouraged to practice sun protection measures—such as wearing sunscreen, hats, and protective clothing—especially during the peak UV periods from April to August.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trego | 2 | 3 | 5 | 7 | 9 | 9 | 9 | 9 | 7 | 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 |