Last updated: June 2, 2025
In Brena Alta, Spain, awareness of the UV Index is crucial for safeguarding your skin against harmful ultraviolet radiation. Understanding the UV levels throughout the day can help you take necessary precautions to prevent sunburn and maintain long-term skin health. With a temperate Csb climate characterized by warm summers and mild winters, Brena Alta experiences varying UV exposure risks, particularly peaking between 11 AM and 3 PM. Stay informed about the UV Index to enjoy the sunny days while protecting your skin!
As the sun rises, the UV Index dramatically climbs throughout the morning, starting at a mere 0 at 7:00 AM. By 8:00 AM, it nudges up to 1, but things really heat up at 10:00 AM when it reaches 3. The peak of the day arrives around 1:00 PM, when the index hits a sizzling 11, just before maxing out at 12 at 2:00 PM. Afterward, a steady decline ensues, with the index falling to 6 by 5:00 PM and dropping further to 2 by 7:00 PM. This data emphasizes the need for sun protection during those peak hours, particularly between 11:00 AM and 2:00 PM, when the sun is most intense!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 4 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, UV levels vary significantly, highlighting the importance of sun safety during certain months. The high-risk period spans from March to September, during which the UV Index reaches very high to extreme levels—notably peaking at 12 in May and June. The burn time decreases sharply, particularly in April, where a mere 10 minutes of unprotected exposure can result in skin damage. For visitors and residents, it is crucial to take protective measures such as applying sunscreen, wearing protective clothing, and seeking shade, especially during these high-risk months. In contrast, January and December present a lower risk with moderate UV conditions, where a burn time of 30 minutes provides a buffer for skin protection. Stay informed, and enjoy the sun safely!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Barcelona UVI | 3 | 4 | 5 | 7 | 8 | 10 | 10 | 9 | 7 | 6 | 3 | 2 |
| Zaragoza UVI | 3 | 4 | 6 | 8 | 9 | 11 | 11 | 9 | 8 | 6 | 3 | 2 |
| Valencia UVI | 3 | 4 | 6 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |
| Madrid UVI | 3 | 4 | 6 | 8 | 10 | 11 | 11 | 9 | 8 | 6 | 4 | 3 |
| Sevilla UVI | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 4 | 3 |
| Brena Alta | 5 | 7 | 9 | 11 | 12 | 12 | 11 | 11 | 11 | 8 | 6 | 5 |