Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Vallemaio, Italy, as it directly impacts skin health and sunburn prevention. With a Mediterranean climate that typically features sunny, warm days, the UV levels can escalate rapidly, reaching a high of 10 during midday hours. Awareness of these UV levels helps you take proactive measures to protect your skin from harmful rays, ensuring you enjoy the beautiful Italian sunshine safely. Whether strolling through picturesque streets or soaking in the local culture, knowing the UV Index empowers you to embrace the outdoors while minimizing sun exposure risks.
The UV Index throughout the day presents a dynamic picture of solar intensity. Morning hours start gently, with a low of 1 at 07:00 and a gradual rise to 2 by 08:00. As the sun climbs higher, the index peaks at a striking 10 at 13:00, signaling the most intense sun exposure, making it prudent for sun protection. From 14:00, the UV Index begins to dip, yet remains significant at 9, before tapering off to 5 by 16:00. As evening approaches, the levels drop further, resting at 1 by 19:00. This hourly progression showcases the importance of sun safety measures, particularly during those midday hours when the UV radiation is at its highest.
| 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 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so does the UV Index, significantly affecting the risk of sun exposure. From January to March, the UV Index remains moderate (3 to 5) with a burn time of 30 minutes. However, in April, the UV Index rises to 7, marking the beginning of high-risk sun exposure. The peak months for UV exposure are May through August, where the index reaches 9 to 10, corresponding with very high exposure levels and reduced burn time to just 15 minutes. September and October see a decrease to a high category (7 and 6), allowing for slightly longer burn times of 25 minutes. As the year concludes in November and December, the index drops back to moderate and low (4 and 2), increasing the burn time to 30 and 45 minutes, respectively. Residents and visitors should take extra precautions during the high-risk months from April to August by wearing sunscreen, protective clothing, and seeking shade during peak sun hours to minimize the risk of sunburn and skin damage.
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 |
| Vallemaio | 3 | 4 | 5 | 7 | 9 | 10 | 10 | 9 | 7 | 6 | 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 |