Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in San Marco in Lamis, Italy, where the sun shines brightly throughout much of the year. As part of a Cfa climate zone, this picturesque town experiences significant UV exposure, especially during the peak hours between 10 AM and 3 PM, when the index can reach as high as 10. Being aware of UV levels is essential for preventing sunburn and promoting overall skin health, as even short periods of intense sun can lead to long-term damage. Stay informed and protect your skin while enjoying the beautiful Italian sunshine!
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 |
As the seasons change, so do UV levels, impacting outdoor activities for visitors and residents alike. From January to February, the UV Index remains at a moderate level (3-4), allowing for safe exposure of about 30 minutes. However, as spring approaches in March and April, the UV Index escalates to a high category (6-7), reducing safe burn time to 25 minutes. The peak UV exposure occurs during the summer months of May through August, where levels reach a very high index (9-10) with a burn time of just 15 minutes. Notably, May and June have the highest values, prompting increased caution. As fall arrives in September and October, the UV Index drops back to high (6-7), allowing for longer burn times again at 25 minutes. By November, the UV Index decreases to moderate (4), and in December, it reaches a low level (2), extending safe exposure to 45 minutes. To ensure safety, it’s advisable for everyone to monitor these changes and take necessary precautions—such as wearing sunscreen and protective clothing—especially during the high-risk months from May to August.
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 |
| San Marco in Lamis | 3 | 4 | 6 | 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 |