Last updated: July 2, 2025
In Illa de Arousa, Spain, awareness of the UV Index is essential for safeguarding your skin against sunburn and long-term health risks. Understanding UV levels helps residents and visitors alike to take proper precautions, especially during the peak exposure times typically seen between noon and 3 PM, when values can reach as high as 9. With the region's Csb climate featuring mild summers, it's crucial to stay informed about UV risks to enjoy outdoor activities while protecting your skin. Stay sun-safe by checking the UV Index regularly and making informed decisions about sun exposure!
This day's UV Index reveals a steady rise in sunlight intensity as the clock ticks towards midday. Starting from a low of 0 at 7:00 AM, the index gradually climbs to 1 by 8:00 AM, before reaching a notable 3 by 10:00 AM. The real surge occurs around noon, peaking at a striking 9 between 2:00 PM and 3:00 PM, signaling the highest risk for skin exposure. As the sun begins its descent, the UV Index gently retreats to 4 by 6:00 PM, before settling at a 3 as evening approaches. For outdoor enthusiasts, it's crucial to protect your skin during the peak hours of 12:00 PM to 3:00 PM when UV radiation is at its most potent!
| 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 | 4 | 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 in the region shows notable variations, with the most significant increases occurring from April to August. These months, encompassing the peak summer season, experience very high UV levels, reaching up to 10 in June. The high-risk months for sun exposure are primarily April through August, where the burn time drastically decreases to just 15 minutes due to increased UV radiation. Residents and visitors are advised to take extra precautions during this period by wearing protective clothing, applying sunscreen regularly, and seeking shade during peak hours to minimize the risk of skin damage. In contrast, the UV Index is low in January and December, suggesting much safer sun exposure conditions during these winter months.
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 |
| Illa de Arousa | 2 | 4 | 5 | 8 | 9 | 10 | 9 | 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 |