Last updated: August 1, 2025
In Villalba de Rioja, Spain, staying informed about the UV Index is essential for protecting your skin and overall health. Understanding UV levels is vital for preventing sunburn and reducing the risk of skin damage, especially in a region known for its Cfb climate, where sunny days can lead to high UV exposure. With the UV Index peaking at 10 around midday, it’s crucial to be aware of the risks and adopt protective measures during those peak hours. By keeping an eye on the UV Index, residents and visitors alike can enjoy the sunshine while prioritizing their skin safety.
The UV Index today presents a clear picture of the sun's intensity as it rises and falls throughout the day. Starting off gently at a maximum of 1 between 7:00 AM and 8:00 AM, the index steadily climbs to 3 by 10:00 AM. However, from 11:00 AM to 3:00 PM, the UV rays reach their peak, hitting a striking 10 by 1:00 PM—dangerous levels warranting protection! After this peak period, the intensity begins to decline, falling to 6 at 5:00 PM and tapering off to 2 by 7:00 PM. While the early hours are safe for outdoor activities, it’s essential to stay vigilant during midday when UV exposure is at its most potent. Remember to apply sunscreen and seek shade when necessary!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | 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 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
The UV Index exhibits significant seasonal variation, peaking during the summer months. January to February shows a moderate risk with an index of 3 to 4, allowing for approximately 30 minutes of safe exposure. As spring arrives, March increases to a high index of 6, reducing safe exposure time to 25 minutes. The risk escalates rapidly in April and May, reaching very high levels of 8 and 10 respectively, necessitating protective measures after 15 minutes in the sun. June presents the most extreme UV conditions with an index of 11—with a mere 10 minutes of safe exposure—making this the highest risk month. July and August remain critical with 10 and 9, while September sees a slight decline to 8. As autumn descends, October returns to a high index of 6, then drops to moderate in November and low by December. Visitors and residents are advised to take precautions during April through September, including using sunscreen, wearing protective clothing, and seeking shade during peak sun hours.
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 |
| Villalba de Rioja | 3 | 4 | 6 | 8 | 10 | 11 | 10 | 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 |