Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of San Didero, Italy, where the temperate climate can lead to significant UV exposure, especially during the sunniest months. As the sun climbs high in the sky, reaching a peak UV Index of 10 around noon, awareness of these levels becomes essential for sunburn prevention and maintaining overall skin health. With San Didero's climate classified as Cfb, the risk of harmful UV radiation can be significant even on seemingly mild days. Staying informed about the UV Index can help you enjoy the outdoors safely, safeguarding your skin while relishing the beauty of this charming Italian town.
The UV Index demonstrates a notable progression throughout the day, starting at a mild 1 at 07:00 and rapidly climbing to reach its peak of 10 between 13:00 and 14:00. As the sun reaches its zenith, the radiation intensifies, signaling the need for sun protection. From 11:00, the index rises sharply, hitting 8 at 11:00 and peaking at 9 by 12:00. As the afternoon rolls in, values maintain a high level before gradually declining, dropping to 7 at 16:00 and falling to 1 again by 19:00. This dynamic fluctuation emphasizes the importance of safeguarding your skin during the hours of peak sun exposure!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 8 | very high | 15 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 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure varies significantly, with high-risk months typically occurring from March to September. The UV Index peaks during the summer, particularly in June and July, where it reaches a maximum of 10, categorizing it as very high and resulting in a burn time of just 15 minutes. As spring transitions into summer, the index rises from a moderate rating of 3 in January to very high ratings by April, indicating that precautions should be taken to protect skin. During these high-risk months, it is advisable for visitors and residents to wear sunscreen, protective clothing, and seek shade during peak sun hours. As the year progresses into fall and winter, UV levels decrease, providing a relative respite from harmful exposure, with December offering a low index of 2 and a burn time of 45 minutes.
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 Didero | 3 | 5 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 5 | 3 | 2 |
| Palermo UVI | 3 | 5 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 7 | 4 | 3 |