Last updated: May 3, 2025
Understanding the UV Index in San Lorenzo del Vallo, Italy is crucial for safeguarding your skin and overall health, especially given the region's Mediterranean climate which often results in high sun exposure. The UV levels here fluctuate throughout the day, peaking around midday with a maximum index of 9, indicating a significant risk of harm from unprotected sun exposure. Being aware of these levels not only helps in avoiding painful sunburns but also plays a vital role in long-term skin health. By staying informed about the UV Index, you can enjoy the sunny days in San Lorenzo del Vallo while keeping your skin safe and protected.
The UV Index reveals a dynamic pattern throughout the day, starting at a mild 1 at 07:00 and steadily rising as the sun reaches its peak. By 10:00, it escalates to a moderate 6, reaching 8 at 11:00 and peaking at an intense 9 from 12:00 to 13:00. This period signifies the greatest caution for sun exposure, making it essential to seek shade and wear protective clothing. As the afternoon unfolds, the index begins to dip, dropping to 8 at 14:00, then declining further to 7 by 15:00, and tapering down to 1 by 19:00. Overall, it’s a day that encourages sun safety awareness, particularly during the midday hours when UV radiation is at its strongest.
| 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 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | 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 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV index levels fluctuate significantly, indicating changes in sun exposure risk. January and February have moderate UV levels (indices of 3 and 4) where the risk of sunburn is low to moderate, with a burn time of 30 minutes. As spring unfolds, March sees an increase to a high level of 6, prompting a burn time of 25 minutes. The high-risk months transition into summer, peaking in June, July, and August with a maximum UV index of 10 (very high exposure) and a burn time of just 15 minutes. April and May also present very high conditions (UV indices of 8 and 9), so it is crucial for both visitors and residents to take precautions during these months. September starts a decline with a UV index of 8, returning to lower levels in October (6), and finally dropping to mild conditions in November (4) and December (2), where the burn times extend to 30 minutes and 45 minutes, respectively. It's advisable for everyone to be vigilant and use sunscreen, hats, and protective clothing from March through September when UV radiation is most intense.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Milan UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 5 | 3 | 2 |
| Turin UVI | 2 | 3 | 6 | 7 | 8 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |
| Rome UVI | 3 | 4 | 5 | 7 | 8 | 10 | 10 | 9 | 7 | 5 | 4 | 2 |
| Naples UVI | 3 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |
| Palermo UVI | 3 | 5 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 7 | 4 | 3 |
| San Lorenzo del Vallo | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 10 | 8 | 6 | 4 | 2 |