Last updated: May 3, 2025
Understanding the UV Index in Arenas de San Pedro, Spain is crucial for safeguarding your skin and overall health. With the region's mild climate, UV levels can spike significantly, peaking around noon with an index of 10, which indicates very high exposure risk. Being aware of these UV levels helps in planning outdoor activities and taking necessary precautions to prevent sunburn and long-term skin damage. As temperatures rise during the day, especially in the summer months, it's vital to stay informed and protect yourself from the sun's harmful rays.
As the sun rises, the UV Index begins its steady climb, starting at a modest 1 at 7:00 AM. By 10:00 AM, it reaches a 3, signaling that the day is heating up. The midday sun really makes its presence felt at noon, when the index peaks at an impressive 8, escalating to a 10 by 2:00 PM—the pinnacle of UV intensity. While the sun begins to dip, the index gradually declines, slipping back to 6 by 5:00 PM and settling to a much more manageable 2 by 7:00 PM. It's a vivid reminder of the day's evolving sunlight spectrum, encouraging everyone to stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 8 | 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 undergo significant seasonal changes, with high-risk months typically occurring from April to August. During this period, the UV Index peaks in June, reaching an extreme level of 12, which means that unprotected skin can burn in just 10 minutes. May and July also present critical concerns with indices of 10 and 11, while August sees a slight decrease to 10. It is advisable for visitors and residents to take precautions during these months, such as wearing protective clothing, applying broad-spectrum sunscreen frequently, and seeking shade during peak sun hours, especially between 10 AM and 4 PM. Conversely, the UV Index remains moderate during the winter months of January, February, November, and December, where burn times extend to 30 minutes. Staying informed about daily UV levels is essential for maintaining skin health year-round.
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 |
| Arenas de San Pedro | 3 | 4 | 7 | 9 | 10 | 12 | 11 | 10 | 8 | 6 | 4 | 3 |
| Sevilla UVI | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 4 | 3 |