Last updated: July 2, 2025
Understanding the UV Index in Boyle, United States is crucial for protecting your skin from harmful ultraviolet radiation. As UV levels peak during the day, particularly between 10 AM and 2 PM when they can reach as high as 11, being aware of these fluctuations can aid in preventing sunburn and promoting long-term skin health. With Boyle's Cfa climate, characterized by its warm summers and moderate exposure to sunlight, residents should be mindful of their outdoor activities and take appropriate precautions. Whether you're enjoying a sunny day at the park or working in the garden, knowing the UV Index can help you stay safe while enjoying the beautiful weather.
The UV Index paints a vivid picture of sun intensity throughout the day. Starting off at a low 1 at 7:00 AM, the sun begins to rise, prompting a gradual increase as it climbs higher in the sky. By 9:00 AM, the index reaches 4, indicating moderate exposure. The intensity peaks sharply at 12:00 PM with a notable 10 and hits its zenith at 1:00 PM, boasting an impressive 11. As the afternoon wears on, this extreme UV exposure begins to taper off, dropping to 9 by 3:00 PM and then descending further to 2 by 6:00 PM. Finally, as twilight approaches, the index falls back to a gentle 1 by 7:00 PM. It’s a vivid reminder of the sun’s power, urging us to take precautions during those peak hours!
| 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 | 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 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits notable seasonal changes, with high-risk months typically spanning from February to August. During this period, the UV Index escalates from a moderate level of 4 in January to a peak of 12 in June, coinciding with extreme exposure categories that necessitate vigilant sun protection. Particularly, April to July are marked as critical months where the UV Index consistently reaches 11, indicating extreme risk and a burn time of just 10 minutes. It’s advisable for visitors and residents to minimize sun exposure during these high-risk months, seek shade, wear protective clothing, and apply sunscreen regularly, especially between 10 AM and 4 PM when UV radiation is strongest. As the year transitions into the fall and winter months, UV levels decrease, but caution should remain, especially in February and March when the index ramps up again.
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 |
| Boyle | 4 | 7 | 8 | 11 | 11 | 12 | 11 | 11 | 9 | 8 | 6 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |