Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Franklin, United States, where seasonal variations and sunny days can lead to increased UV exposure. With the Dfb climate bringing warm summers, knowing the UV levels is essential for preventing sunburn and promoting long-term skin health. In Franklin, UV levels typically peak between 11:00 AM and 2:00 PM, reaching an index of 8, which indicates a very high risk of harm from unprotected sun exposure. By being informed about the UV Index, you can enjoy your time outdoors while protecting yourself and your loved ones from potential skin damage.
As the sun rises, the UV Index steadily climbs, starting at a gentle 1 at 07:00. By 08:00, it nudges up to 2, and as the day progresses, the intensity escalates, peaking at a vibrant 8 between 12:00 and 14:00. This peak period, where the UV exposure is at its highest, calls for extra precautions and protection. As afternoon gives way to evening, the index begins to decline, falling back to 6 at 15:00 and gracefully tapering off to 1 by 19:00. Keep an eye on the UV Index today, stay safe in the sun, and enjoy the beautiful daylight!
| 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 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits notable seasonal variations, with the highest levels occurring during the summer months. May and June stand out as the months with the highest risk, featuring very high UV Index values of 9 and 10, respectively, allowing for a burn time as short as 15 minutes. From April to August, the UV exposure is particularly concerning, with values of 7 or more, categorizing these months as high to very high risk for skin damage. Visitors and residents are strongly advised to take precautions during these months, such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade, especially during midday hours when UV radiation is at its peak. As we transition into fall and winter, the UV Index decreases, becoming low in January and December, providing a reprieve from intense sun exposure and longer burn times of 45 minutes.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Franklin | 2 | 4 | 5 | 7 | 9 | 10 | 8 | 8 | 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 |