Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Perales, Spain, especially as the region experiences a Csb climate that can lead to varying UV exposure throughout the day. With peak UV levels reaching up to 10 during the afternoon hours, being aware of these fluctuations can significantly aid in sunburn prevention and overall skin health. Armed with knowledge about UV levels, you can protect yourself from harmful effects, ensuring enjoyable outdoor experiences while safeguarding your skin against the sun's intensity, particularly from mid-morning to late afternoon when the risks are highest.
The UV Index shows a dramatic rise in intensity throughout the day, starting from a modest 1 at 07:00 and 08:00. As the sun climbs higher, the index escalates to 3 by 10:00 and peaks at an intense 10 between 13:00 and 15:00, indicating a strong risk of harm from unprotected sun exposure. After this peak, it gradually declines, landing at 4 by 18:00 before settling down to 2 at 19:00. Those planning outdoor activities should heed this UV warning and take protective measures, especially during the midday hours when the sun is the most powerful.
| 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 | 8 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 4 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
The UV Index shows significant seasonal changes, with the highest values occurring during the summer months. From January to February, the UV Index rises modestly from 2 to 4, indicating a shift from low to moderate exposure risks. However, as we move into March and April, the UV Index escalates, peaking in June at 11, categorized as extreme exposure, where the burn time is reduced to just 10 minutes. July and August maintain very high levels, with an index of 10 and 9 respectively, warranting careful sun protection measures. The risk begins to decline in September and October, but remains notable with values of 8 and 6. High-risk months primarily include April through August, where it’s crucial for visitors and residents to limit sun exposure during peak hours, apply sunscreen regularly, and wear protective clothing to reduce the risk of skin damage. As the year closes, the UV Index drops back to lower levels, signaling a return to safer conditions in November and December.
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 |
| Perales | 2 | 4 | 6 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 3 | 2 |
| 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 |