Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Acilia-Castel Fusano-Ostia Antica, Italy, where sunny Mediterranean days can lead to elevated UV exposure. With peak UV levels reaching a striking 10 at midday, awareness of these values is essential for preventing sunburn and promoting overall skin health. This area enjoys a Csa climate, characterized by hot summers, which heightens the risk of skin damage from UV radiation. By staying informed about current UV levels, you can take proactive measures to protect yourself and enjoy the beautiful outdoors safely.
As the sun rises, the UV Index gradually climbs, beginning at a mild 1 at 7:00 AM. By 9:00 AM, it reaches 3, prompting early risers to consider sun protection. The intensity peaks at 1:00 PM with a maximum of 10, signaling the most hazardous conditions for unprotected skin. As the afternoon unfolds, the index dips from 9 at 2:00 PM to 6 by 4:00 PM, offering a brief respite. As the day winds down, the UV rays decrease, falling to 2 by 6:00 PM and returning to a safe 1 by 7:00 PM. Stay mindful of these fluctuations to enjoy the sun while safeguarding your skin!
| 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 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The data highlights significant seasonal changes in UV exposure, with notable peaks from April to August. During this period, the UV Index reaches highs of 10 in June and July, categorized as very high, with a burn time of only 15 minutes—indicating a crucial risk for sunburn. The months of May and August also present very high UV levels, while April and September transition into the high category with UV Index values of 7. As a precaution, it is advisable for both visitors and residents to limit sun exposure, particularly from April through August, and to wear protective clothing, hats, and sunscreen to mitigate the risk of harmful UV radiation. The months of January to March and November to December see lower UV levels, with burn times increasing to 30-45 minutes, offering a more moderate risk for sunburn.
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 |
| Acilia-Castel Fusano-Ostia Antica | 3 | 4 | 5 | 7 | 8 | 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 |