Last updated: June 2, 2025
Awareness of the UV Index is crucial for residents and visitors in Castrillo de Cabrera, Spain, where sunny days are abundant in its mild Csb climate. Understanding UV levels not only aids in preventing sunburn but also plays a vital role in maintaining long-term skin health. With peak UV exposure reaching levels of 11 during the afternoon, it's essential to stay informed about daily UV risks to protect yourself from harmful effects. Whether you’re exploring the picturesque surroundings or simply enjoying a day outdoors, keeping an eye on the UV Index can make all the difference in your sun safety strategy.
The UV Index throughout the day reveals a dynamic pattern of sun exposure. Starting from a mild 1 at 7:00 AM, the index gradually rises, peaking at an intense 11 between 14:00 and 15:00. This is a critical time for outdoor activities, as exposure to sunlight becomes increasingly intense. Notably, the index jumps from 6 at 11:00 AM to 8 at noon, finally hitting its zenith with a blistering 10 at 1:00 PM. As the sun begins its descent, the UV index graciously falls, settling at 5 by 6:00 PM and tapering off to 3 by 7:00 PM. Be cautious during the peak hours for effective sun safety!
| 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 | 10 | very high | 15 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 7 | high | 25 min |
| 18:00 | 5 | moderate | 30 min |
| 19:00 | 3 | moderate | 30 min |
Throughout the year, seasonal changes in UV Index highlight significant variations in sun exposure risk. January and December see a low UV Index of 2, allowing for safer outdoor activities with a burn time of 45 minutes. However, as spring approaches, February and March indicate a shift to moderate to high exposure, transitioning to very high levels in April and May with indices reaching 8 and 10 respectively. The peak months of June and July present an extreme UV Index of 11, underscoring the necessity for sun protection, as the burn time drops to 10 minutes. August and September maintain a very high category but begin to taper off, while October reduces to high and November returns to moderate levels. It is crucial for both residents and visitors to note that the high-risk months are from April to September, and during these months, taking precautions such as wearing sunscreen, protective clothing, and seeking shade is essential to prevent sunburn and long-term 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 |
| Castrillo de Cabrera | 2 | 4 | 6 | 8 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 2 |
| 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 |