Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Pola de Siero, Spain, where the climate remains mild and inviting. With peak UV levels soaring to 10 during midday hours, awareness of these fluctuations can help prevent sunburn and protect your skin health. As a city situated in a Cfb climate zone, Pola de Siero sees varying UV exposure risks throughout the day, making it essential to stay informed and take precautions, especially during the sunniest parts of the day. Embrace the sun wisely and enjoy all that this beautiful region has to offer while safeguarding your skin!
As the sun rises, the UV Index begins its steady climb, starting at a modest 1 at 7:00 AM. By 10:00 AM, it reaches a 3, signaling that the day is heating up. The midday sun really makes its presence felt at noon, when the index peaks at an impressive 8, escalating to a 10 by 2:00 PM—the pinnacle of UV intensity. While the sun begins to dip, the index gradually declines, slipping back to 6 by 5:00 PM and settling to a much more manageable 2 by 7:00 PM. It's a vivid reminder of the day's evolving sunlight spectrum, encouraging everyone to stay protected during those peak hours!
| 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 | 5 | moderate | 30 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 10 | 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 |
Throughout the year, the UV Index exhibits significant seasonal variations, influencing the risk of skin damage from sun exposure. January and December experience the lowest UV levels, categorized as low, with a burn time of 45 minutes. As spring arrives, February and March see a moderate increase, reaching a UV Index of 3 and 5 respectively, with burn times dropping to 30 minutes. The UV Index peaks in May and June, reaching 9 and 10, signifying very high exposure risk and a reduced burn time of only 15 minutes. July and August maintain this high risk, while September sees a decrease to a high category with a UV Index of 7 and a burn time of 25 minutes. October and November return to moderate levels, allowing for burn times of 30 minutes once again. Visitors and residents are advised to take precautionary measures during high-risk months, especially from April to August, by utilizing sunscreen, wearing protective clothing, and seeking shade to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pola de Siero | 2 | 3 | 5 | 7 | 9 | 10 | 9 | 9 | 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 |