Last updated: May 3, 2025
In Trosly-Loire, France, being aware of the UV Index is essential for protecting your skin and overall health. As you enjoy the beautiful Cfb climate, understanding UV levels becomes critical in preventing sunburn and reducing the risk of long-term skin damage. With peak UV exposure reaching 8 between 1 PM and 2 PM, it’s important to take precautions, especially during the warm months. By being informed about daily UV fluctuations, you can enjoy your time outdoors while safeguarding your skin against the sun’s harmful rays.
Today, the UV Index shows a dramatic rise as the sun reaches its peak. Starting from a low of 1 at 07:00 AM, it steadily climbs to 2 by 09:00 AM, before making a notable leap to 4 at 10:00 AM. The intensity hits 5 at 11:00 AM, and then surges to a scorching 7 by 12:00 PM. The peak of the day occurs at 1:00 PM, with the UV Index soaring to 8—a level that demands caution. This intensity remains high until 2:00 PM, only to begin its descent, dropping to 7 at 3:00 PM and subsequently to 5 at 4:00 PM. As the sun starts to set, the index gradually decreases to 2 by 6:00 PM and finally returns to 1 by 7:00 PM. It's a reminder to stay protected during those peak hours when the sun's rays are at their strongest!
| 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 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, with high-risk months identified primarily from April to August, where the index peaks at an alarming 9 in June. During these months, the exposure category escalates to very high, resulting in a burn time of just 15 minutes for unprotected skin. In contrast, January, November, and December have low UV levels, making sun protection less critical, with burn times extending to 45 minutes. As such, it’s essential for both visitors and residents to stay vigilant during the peak months by applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially between 10 AM and 4 PM, when UV rays are strongest.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trosly-Loire | 2 | 3 | 4 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |
| Paris UVI | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |
| Lyon UVI | 2 | 3 | 5 | 6 | 8 | 10 | 9 | 8 | 6 | 5 | 3 | 2 |
| Nice UVI | 2 | 4 | 6 | 7 | 8 | 10 | 9 | 8 | 7 | 5 | 3 | 2 |
| Marseille UVI | 2 | 4 | 5 | 7 | 9 | 10 | 9 | 8 | 7 | 5 | 3 | 2 |
| Toulouse UVI | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |