Last updated: July 2, 2025
In Palermo, Italy, understanding the UV Index is crucial for maintaining skin health and preventing sunburn. With its Mediterranean climate, this vibrant city experiences high UV exposure, particularly during the summer months, where values can spike to 10 between noon and 2 PM. By remaining aware of UV levels, residents and visitors can take proactive measures to protect themselves from harmful radiation, ensuring they enjoy the sun safely while exploring the rich culture and stunning landscapes that Palermo has to offer. Remember, knowledge is your best defense against UV damage!
The UV Index reveals a dynamic ascent and descent throughout the day, peaking with intensity during midday. Starting at a gentle 1 at 7:00 AM, it climbs steadily, reaching 10 by 1:00 PM and maintaining this highest level until 2:00 PM. This critical window indicates significant sun exposure, and it’s essential to take precautions. As the afternoon progresses, the index begins to taper off, dropping to 8 at 3:00 PM, then gradually falling to 1 by 7:00 PM. This data highlights the importance of being sun-smart during the peak hours to minimize UV exposure risks.
| 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 | 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 |
Throughout the year, the UV Index undergoes significant seasonal changes, influencing sun exposure risks for visitors and residents. The high-risk months are primarily from March to September, where the UV Index peaks at 10 in June and July, indicating a very high exposure category and a burn time of just 15 minutes. Notably, April through August are critical periods for sun safety, as protective measures should be prioritized due to heightened UV levels. Conversely, during the cooler months of January, February, November, and December, the UV Index remains relatively lower, categorized as moderate, allowing for longer safe exposure times of 30 minutes. It is advisable for everyone to stay informed about the daily UV index, wear protective clothing, apply sunscreen, and seek shade, especially during the high-risk months, to mitigate harmful effects of UV radiation.
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 | 3 | 5 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 7 | 4 | 3 |