Last updated: August 1, 2025
Understanding the UV Index is crucial for residents of Holly Hill, United States, as it serves as a vital tool in safeguarding against harmful sun exposure. With the region's Cfa climate, characterized by hot summers and mild winters, UV levels can reach alarming heights, peaking at 12 around midday. Awareness of these levels helps you take proactive measures to prevent sunburn and protect your skin health. By keeping an eye on the UV Index, you can enjoy the sunny days in Holly Hill while minimizing the risk of adverse effects from ultraviolet rays. Remember, a little knowledge goes a long way in keeping your skin safe and healthy!
The day begins gently with a UV Index of 1 at both 07:00 and 08:00, indicating minimal sun exposure. However, as the clock strikes 09:00, the index rises to 3, signifying a gradual increase in UV intensity. By 10:00, it reaches 5, and the sun takes center stage at 11:00 with a striking 8. The peak arrives at 12:00, soaring to an impressive 10, and continues to climb, hitting its pinnacle with a dazzling 12 at 13:00. As the afternoon unfolds, values begin a slow descent: 11 at 14:00, 10 at 15:00, and then dropping to 7 by 16:00. The evening brings relief, with the index tapering down to 4 at 17:00, 2 at 18:00, and finally returning to a safe 1 by 19:00. Remember to stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 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 |
Throughout the year, UV Index levels fluctuate significantly, with the high-risk months spanning from February to September. During this period, the UV Index reaches extremes, peaking at 12 in June and July, signaling a very high to extreme risk of harm from unprotected sun exposure. Notably, April, May, June, July, August, and September all maintain an index of 11 or higher, presenting a burn time of only 10 minutes. As such, it is crucial for visitors and residents to take precautions, such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours, particularly from late morning to early afternoon. In contrast, late fall and winter months like November and December exhibit moderate UV levels, allowing for a more extended safe exposure time of 25-30 minutes. However, vigilance remains urged year-round to safeguard against UV 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 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |
| Holly Hill | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 11 | 9 | 7 | 5 |