Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Sondalo, Italy, particularly given its ET climate zone which can lead to varying exposure levels throughout the day. Awareness of UV levels not only helps in preventing painful sunburns but also plays a significant role in maintaining long-term skin health. With the UV Index peaking at 11 around midday, it's vital to be informed about the potential risks associated with outdoor activities, especially during the summer months when solar radiation is most intense. By keeping an eye on the UV Index, you can enjoy the natural beauty of Sondalo while safeguarding your skin from harmful effects.
The UV Index begins its climb at 07:00, starting from a modest 1, and steadily ascends as the sun rises higher in the sky. By 10:00, it's reached 6, indicating a noticeable increase in UV exposure. The intensity peaks at 12:00, reaching a striking 10 and continuing to 11 at 13:00, marking the height of the midday sun's power. As the afternoon unfolds, the UV levels gradually decline, dropping to 9 at 15:00, then tapering off to 4 by 17:00. The evening brings a comfortable 3 at 18:00, before slipping back to 1 as dusk settles in at 19:00. It's a clear reminder to protect your skin during those peak hours!
| 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 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 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index demonstrates notable seasonal changes, indicating varying levels of sun exposure risk for visitors and residents. The months of March through August see the highest UV levels, with April, May, June, and July classified as very high to extreme with UV indices reaching 8 to 11 and recommended burn times as low as 10 to 15 minutes. May and June emerge as high-risk months, where caution is essential due to the extreme exposure category. Conversely, January and December present much lower indices of 2, categorized as low risk, allowing for longer times in the sun without severe risk of burning. To mitigate sun damage, individuals are advised to take protective measures, particularly during high-risk months: seek shade, wear protective clothing, and apply broad-spectrum sunscreen to enjoy outdoor activities safely.
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 |
| Sondalo | 2 | 4 | 7 | 8 | 10 | 11 | 11 | 9 | 8 | 6 | 3 | 2 |