Last updated: May 3, 2025
Understanding the UV Index is crucial for the residents of Arenillas, Spain, where the climate falls under the temperate maritime category (Cfb). With sunny days becoming more prevalent, being aware of UV levels can help protect your skin from harmful radiation, reducing the risk of sunburn and long-term skin damage. In Arenillas, UV exposure can peak at a level of 10 around midday, indicating a high risk for skin injury. By staying informed about daily UV levels, you can enjoy the beautiful weather while prioritizing your skin health and safety.
The UV Index showcases a dramatic rise throughout the day, reaching its peak at 2 PM with a striking level of 10. Early morning hours are gentle, with a maximum of 1 at 7 AM and 8 AM, but as the clock ticks toward midday, the intensity builds. By 11 AM, we see a notable jump to 6, followed by a surge to 8 at 12 PM. The transition into the afternoon is marked by a swift ascent to 9 at 1 PM, culminating in that peak of 10 in the early afternoon. As the day progresses, the UV levels gradually decline, dipping to 6 by 5 PM and gently tapering off to 2 by 7 PM. It's a vivid reminder to take precautions during those peak hours when the sun's rays are most potent!
| 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 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 9 | 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 |
The UV Index shows significant seasonal variation, with the highest values occurring during the summer months. From March to August, the UV Index climbs from 6 in March to a peak of 11 in both June and July, indicating extreme exposure risks and a burn time as short as 10 minutes. April and May also present very high risks, with indices of 9 and 10, respectively. In contrast, the UV Index drops to moderate levels during the winter months, specifically in January, February, and November, with values ranging from 2 to 4, where burn times extend from 30 to 45 minutes. As such, it is crucial for visitors and residents to exercise extra caution during the high-risk months of April to August, by wearing sunscreen, hats, and protective clothing, and limiting outdoor activities during peak sun hours to avoid harmful solar exposure.
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 |
| Arenillas | 3 | 4 | 6 | 9 | 10 | 11 | 11 | 10 | 8 | 6 | 4 | 2 |
| Sevilla UVI | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 4 | 3 |