Last updated: July 2, 2025
Understanding the UV Index is crucial for the residents of Zagra, Spain, as it plays a vital role in protecting your skin from harmful ultraviolet rays. With summer temperatures soaring in this Csa climate zone, the risk of sunburn and long-term skin damage increases significantly. By familiarizing yourself with daily UV levels—where midday readings can reach as high as 11—you empower yourself to take necessary precautions. Staying aware of the UV Index is essential for maintaining skin health and enjoying your outdoor activities safely in the vibrant sun of Zagra.
The UV Index soared throughout the day, peaking dramatically as the sun climbed higher in the sky. Starting with a modest 1 at 07:00, the index gradually increased, reaching 3 by 10:00. A notable spike occurred at 12:00, when it hit 8, but the real intensity came between 13:00 and 14:00, where it peaked at a striking 11. This level of UV exposure continued until 15:00, before beginning its descent, falling to 4 by 18:00 and dropping further to 2 by 19:00. As the day transitioned, staying protected from the sun’s rays was vital during those high-risk midday 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 | 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 | 4 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, UV exposure significantly fluctuates, with the highest risk months occurring from April to August, where the UV Index reaches levels classified as very high to extreme. Notably, June is the peak month with an extreme UV Index of 12, resulting in a burn time of just 10 minutes. As spring turns to summer, individuals should take extra precautions; wearing sunscreen, protective clothing, and seeking shade during peak hours is highly advisable. Conversely, during the winter months of January and December, the UV Index drops to 3, categorized as moderate, allowing for longer exposure times of 30 minutes without significant risk. Residents and visitors should remain vigilant in high-index months, especially from March to September, to protect their skin health while enjoying outdoor activities.
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 |
| Sevilla UVI | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 4 | 3 |
| Zagra | 3 | 5 | 7 | 9 | 10 | 12 | 11 | 10 | 9 | 7 | 4 | 3 |