Last updated: July 2, 2025
Understanding the UV Index is essential for residents and visitors in San Sadurnino, Spain, where the climate features mild, wet winters and warm, sunny summers. As UV levels can soar to a peak of 9 during the hottest hours of the day, being aware of these fluctuating values is crucial for preventing sunburn and protecting skin health. This awareness can help you make informed decisions about sun exposure, ensuring that you enjoy the beautiful weather while minimizing the risk of skin damage. With its stunning landscapes and outdoor activities calling, knowing how to manage UV exposure effectively is key to staying safe under the Spanish sun.
As the sun rises, the UV Index remains low, starting at just 1 at 7:00 AM and gradually increasing. By 10:00 AM, a noticeable shift occurs, with the index rising to 3. The peak intensity is reached between 12:00 PM and 3:00 PM, where it climbs to a blistering 9. This is a critical time for sun safety, as the UV rays can cause harm. After the peak, there’s a gradual decline, dropping to 4 by 6:00 PM and finishing the day at 3 by 7:00 PM. Remember to shield yourself during those midday hours when the sun's rays are strongest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | 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 | 8 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 7 | high | 25 min |
| 18:00 | 4 | moderate | 30 min |
| 19:00 | 3 | moderate | 30 min |
Throughout the year, the UV Index experiences notable fluctuations that indicate varying levels of sun exposure risk. High-risk months include April through August, during which the UV Index reaches very high levels of 8 to 10, necessitating precautions such as limiting sun exposure to 15 minutes without protection, particularly in the peak summer months of June and July. Conversely, January, December, and November present lower UV levels, with burn times extending to 45 minutes in winter. For visitors and residents, it is essential to take protective measures, such as using sunscreen and wearing appropriate clothing, especially from March to August when sun safety is paramount. Stay informed about daily UV levels to ensure safe outdoor activities year-round.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| San Sadurnino | 2 | 4 | 6 | 8 | 8 | 10 | 9 | 8 | 7 | 5 | 3 | 2 |
| 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 |