Last updated: July 2, 2025
In the picturesque region of San Nicolo'Gerrei, Italy, understanding the UV Index is crucial for safeguarding your skin against the harmful effects of sun exposure. With UV levels peaking at a striking 10 around midday, this awareness can significantly reduce the risk of sunburn and long-term skin damage. San Nicolo'Gerrei enjoys a Mediterranean climate (Csa), characterized by sunny summers, which means that while the sun offers warmth and vitality, it also poses inherent risks. By staying informed about daily UV levels, residents and visitors alike can enjoy the beauty of the great outdoors while prioritizing their skin health.
The UV Index chart reveals a dynamic daily pattern of solar intensity. Starting early in the day, the UV Index remains low, peaking at 1 by 08:00. However, as the sun reaches its zenith, the index surges dramatically—hitting 7 by 11:00 and soaring to a maximum of 10 between 13:00 and 14:00. This signals a critical window for sun exposure, where protection is essential. As the afternoon progresses, the UV levels begin to decline, dropping to 4 by 17:00, before tapering off to 1 again by evening. To stay safe, it's vital to be cautious 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 | 10 | very high | 15 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 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 |
| San Nicolo'Gerrei | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 10 | 8 | 6 | 4 | 2 |
| Palermo UVI | 3 | 5 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 7 | 4 | 3 |