Last updated: May 3, 2025
In Calera de León, Spain, staying informed about the UV Index is essential for protecting your skin from harmful ultraviolet rays. Understanding UV levels can significantly impact your sun safety practices, helping you prevent painful sunburns and long-term skin health issues. With a climate characterized by hot summers and typically higher UV exposure, residents and visitors alike should pay close attention to the daily UV readings, especially during peak hours (10 AM to 4 PM) when the index can reach a maximum of 10. By being aware of the UV index, you can enjoy the sun responsibly and keep your skin safe throughout the year.
The UV Index for the day presents a clear rise in intensity, peaking dramatically around midday. Starting from a minimal level of 0 at 07:00, the index climbs steadily, reaching 1 by 08:00 and 09:00. As the clock strikes 10:00, it jumps to 3 and continues its ascent, hitting 5 by 11:00. The sun truly asserts its dominance by 12:00, as the index surges to a notable 7, and the peak is reached at 14:00, where it hits an impressive 10. This peak is sustained until 15:00, after which the UV Index begins to decline, dropping to 9 at 16:00. As the day winds down, values decrease to 6 at 17:00, 4 at 18:00, and finally, 2 by 19:00. It’s a perfect reminder of the importance of sun safety during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 10 | very high | 15 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, the UV Index experiences notable variations, with the highest risk months occurring from April to August. During this period, the UV Index peaks at 11 in June and July, categorizing these months as having extreme exposure levels with a burn time of just 10 minutes. In contrast, the lowest risk months are January and December, where the UV Index remains at 3, indicating a moderate risk with a burn time of 30 minutes. Visitors and residents are strongly advised to take precautions during peak months by applying sunscreen, wearing protective clothing, and seeking shade, particularly between 10 a.m. and 4 p.m. to minimize the risk of sunburn and skin damage.
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 |
| Calera de Leon | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 10 | 9 | 7 | 4 | 3 |