Last updated: June 2, 2025
In Castellar de la Muela, Spain, staying informed about the UV Index is essential for safeguarding your skin and overall health. Understanding UV levels is crucial, as they can significantly influence the risk of sunburn and long-term skin damage, especially during the peak hours of sunlight. With a Cfb climate characterized by a temperate atmosphere, the terrain often experiences elevated UV exposure, particularly between 11:00 AM and 3:00 PM, when the index can soar to extremes of 12. By keeping a close eye on the UV Index, residents and visitors can make informed decisions to protect themselves from harmful rays while enjoying the beautiful surroundings.
Throughout the day, the UV Index exhibits a significant increase, peaking sharply in the early afternoon. Starting from a modest 1 at 7:00 AM, it gradually ascends to reach 12 by 2:00 PM, indicating a high risk of harm from unprotected sun exposure. The hours around 11:00 AM to 2:00 PM are especially critical, with values soaring to 11 and 12 respectively. As the afternoon progresses, the intensity begins to decline, dipping back to 6 by 5:00 PM and falling to 2 by 7:00 PM. To ensure your skin stays protected, it’s essential 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 | 4 | moderate | 30 min |
| 11:00 | 7 | 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, the UV Index shows significant seasonal variation, peaking during the summer months. March marks the transition to higher risk, with a UV Index of 6 (high) and a burn time of 25 minutes. This risk escalates sharply in April and May, reaching a very high category, with an index of 9 and 10, respectively, and a burn time dropping to just 15 minutes. The extreme levels emerge in June and July, marked by a UV Index of 12 and 11, respectively, where prolonged unprotected exposure can lead to burns in as little as 10 minutes. August and September still retain significant risks with a UV Index of 10 and 8. Visitors and residents are advised to prioritize sun protection during high-risk months, especially from April to September, by using sunscreen, wearing protective clothing, and seeking shade during peak sun hours to minimize the risk of 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 |
| Castellar de la Muela | 3 | 4 | 6 | 9 | 10 | 12 | 11 | 10 | 8 | 6 | 4 | 3 |
| Sevilla UVI | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 4 | 3 |