Last updated: May 3, 2025
As residents of Fincastle, United States, understanding the UV Index is crucial for maintaining skin health and preventing sunburn. With a climate classified as Cfa, Fincastle experiences warm summers that can lead to elevated UV exposure, especially during midday hours. By being aware of the UV levels—peaking at an index of 11 around 1 PM—you can take proactive measures to protect yourself and your loved ones from harmful UV radiation. Whether you’re enjoying outdoor activities or simply soaking up the sun, staying informed about UV Index ratings will help ensure your time outdoors is both enjoyable and safe.
Throughout the day, the UV Index peaks dramatically, starting at a mild 1 in the early morning at 7:00 AM and 8:00 AM. As the sun climbs higher, 9:00 AM sees a moderate increase to 3, but it’s not until 10:00 AM that the UV Index hits 5, signaling a need for some sun protection. The intensity truly soars at 11:00 AM, reaching 7, and by 12:00 PM it escalates to a striking 9, before soaring to its maximum of 11 at 1:00 PM. After the zenith, the index gradually recedes to 10 at 2:00 PM, and then descends slowly: 9 at 3:00 PM, 7 at 4:00 PM, and down to 4 by 5:00 PM. The evening brings relief, as the UV Index dips to 2 at 6:00 PM and finally settles back to 1 as the sun sets at 7:00 PM. Ensure 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 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 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 exposure levels vary significantly, with high-risk months typically occurring from March to August when the UV Index reaches its peak at 11, categorized as extreme. March and April also feature very high levels, making these months crucial for sun safety awareness. Visitors and residents should be particularly cautious during this period, applying sunscreen regularly, wearing protective clothing, and seeking shade during peak hours. In contrast, the months of January, November, and December present a moderate UV Index of 3 to 5, allowing for more relaxed precautions, though it's still important to remain mindful of sun exposure. Always check local UV forecasts and adjust your sun safety practices accordingly to protect your skin year-round.
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 |
| Fincastle | 3 | 6 | 8 | 10 | 11 | 11 | 11 | 10 | 9 | 7 | 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 |