Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Tignall, United States, where sun exposure can vary significantly throughout the day. With peak UV levels reaching 11 around midday, awareness of these levels is vital for effective sunburn prevention and long-term skin health. In the humid subtropical climate of Tignall, where Cfa conditions prevail, the risk of UV damage escalates, especially during the summer months. By keeping an eye on the UV Index, you can make informed decisions about sun safety and protect your skin from harmful rays. Whether you're enjoying time outdoors or working in the garden, being UV-aware can make all the difference in maintaining healthy skin!
As the sun rises, the UV Index starts low at 1 at 07:00 and 08:00, perfect for a leisurely morning. By 09:00, it climbs to 3, signaling that it's time to enjoy some shade. The intensity peaks sharply at 12:00 with a maximum index of 10, indicating a high risk of harm from unprotected sun exposure. Continuing at 13:00 and 14:00, the index holds steady at 11, urging caution with the midday sun blazing down. As the afternoon progresses, the UV levels begin to wane, dropping to 7 by 16:00, and further decreasing to 2 by 18:00. Finally, the day winds down with a gentle 1 at 19:00, marking a safe return to outdoor activities as the sun sets. Be sure to protect your skin 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 | 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 | 10 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so too does the UV Index, highlighting the importance of sun protection for both visitors and residents. January and December see moderate levels (UV Index of 4), with a burn time of 30 minutes, while February ramps up to a high level (Index 7), decreasing burn time to 25 minutes. The high-risk months are clearly defined from March through August, where the UV Index reaches extreme levels (11) in May, June, and July, requiring caution with an effective burn time of just 10 minutes. April also registers a very high rating (10) with a 15-minute burn time, and August slightly decreases to a very high level again at 10. As autumn approaches, September (UV 9) and October (UV 8) remain critical, while November drops to a high UV Index of 6. In light of these variations, it is crucial for everyone to consider applying sunscreen, wearing protective clothing, and seeking shade during peak sun hours, particularly from March to August when the risk of skin damage is significantly heightened.
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 |
| Tignall | 4 | 7 | 9 | 10 | 11 | 11 | 11 | 10 | 9 | 8 | 6 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |