Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Guglionesi, Italy, where the sunny Mediterranean climate can lead to significant UV exposure. Awareness of UV levels is essential for effective sunburn prevention and maintaining long-term skin health. During peak hours, particularly from 12:00 PM to 1:00 PM, the UV Index can soar to a high of 10, indicating a very high risk of harm from unprotected sun exposure. With Guglionesi's warm summers, it's vital to stay informed and take necessary precautions against harmful UV rays to enjoy the sun safely and keep skin damage at bay.
As the day unfolds, the UV Index experiences a dramatic rise, peaking at an intense 10 around 1 PM, signaling the highest level of harmful UV radiation. Early morning hours start gently, with a maximum of 1 at 7 AM, gradually increasing to a moderate 4 by 9 AM. The ascent continues steadily, reaching a notable 8 between 11 AM and 12 PM before soaring to its zenith. After this peak, the index begins to wane, declining to 5 by 4 PM and dropping further to a safe 1 by 7 PM. It’s vital to stay protected during the peak hours of 11 AM to 3 PM to enjoy the sunshine without compromising skin health.
| 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 | 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 |
Throughout the year, UV levels exhibit notable seasonal variations that pose different risks for skin exposure. During the early months (January and February), the UV Index remains moderate (3-4), allowing for a safer burn time of 30 minutes. However, as spring emerges in March (UV Index 6) and April (UV Index 7), the risk escalates to high, with a reduced burn time of 25 minutes. Peak UV levels occur in May, June, and July, where the index soars to 10, categorized as very high, necessitating a cut down to 15 minutes of safe exposure. August sees a slight decline but remains very high (UV Index 9), while September returns to high levels (UV Index 7), extending the burn time back to 25 minutes. As the year transitions into fall and winter, UV exposure decreases significantly, with October and November reverting to moderate categories (4-5) and a burn time of 30 minutes, before dropping to a low index (UV 2) in December, offering up to 45 minutes of safe exposure. Residents and visitors should exercise caution and be particularly vigilant during the high-risk months of May through September, employing sun protection measures such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours.
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 |
| Guglionesi | 3 | 4 | 6 | 7 | 9 | 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 |