Last updated: June 2, 2025
In Puerto de Santiago, Spain, being aware of the UV Index is crucial for protecting your skin against harmful ultraviolet rays. Understanding UV levels is key to preventing sunburn and promoting overall skin health, especially in a region known for its beautiful coastal climate and high sun exposure. With UV Index values peaking at 12 during midday, the risks of skin damage increase significantly. Whether you’re lounging on the beach or exploring the scenic surroundings, keeping an eye on the UV Index can help you enjoy the sun safely and responsibly.
As the sun rises, the UV Index begins its steady climb, starting at a gentle 0 by 07:00. By 08:00, it registers a modest 1, but the real intensity kicks in by 10:00, soaring to 4. The peak arrives at 13:00, where the UV Index reaches a striking 11, indicating a high risk for harm from unprotected sun exposure. Just a notch higher, it peaks again at 14:00 with a 12. As the afternoon rolls on, the values gradually dip, tapering to 6 by 17:00 and further cooling down to 2 by 19:00. Stay vigilant and protect your skin during those midday hours, when the sun’s rays are most potent! 🌞
| 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 | 4 | 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 exhibit significant seasonal changes, with the highest risks occurring from March through September. During this peak period, the UV Index reaches extreme levels of 11 to 12, particularly in April, May, June, and July, where the recommended burn time drops to as little as 10 minutes. February and October also show higher UV indices of 7 and 9, categorizing them as high and very high, respectively. Residents and visitors should take special precautions during these months, such as wearing protective clothing, applying sunscreen, and seeking shade, especially during midday when the sun's rays are most intense. Conversely, January, November, and December present moderate UV levels, with longer burn times of 30 and 25 minutes, allowing for safer outdoor activities with reasonable sun protection.
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 |
| Puerto de Santiago | 5 | 7 | 9 | 11 | 12 | 12 | 12 | 11 | 11 | 9 | 7 | 5 |