Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Olmillos de Castro, Spain, where the combination of a Mediterranean climate and high UV exposure can pose significant risks to skin health. As ultraviolet radiation levels can soar, especially during midday hours, awareness of these levels becomes essential for sunburn prevention and reducing long-term skin damage. With the UV Index peaking at 11 around midday, it is vital to protect your skin to enjoy the beautiful sun-soaked days that characterize this vibrant region. Stay informed and safe as you bask in the charm of Olmillos de Castro!
The UV Index today reveals a notable peak in sun intensity, reaching its highest value of 11 at 2 PM and 3 PM. Starting off gently at 1 during the early hours of 7 AM and 8 AM, it gradually escalates, hitting 3 by 10 AM. As midday approaches, the index spikes to 8 at 12 PM, signaling increased sun exposure risks. With 10 at 1 PM, the sun's rays become more formidable, making 2 PM and 3 PM critical times for sun safety. As the afternoon wanes, a decline in UV levels is observed, dropping to 9 by 4 PM, and further decreasing to 4 by 6 PM before settling at 2 by 7 PM. Stay protected and plan your outdoor activities accordingly!
| 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 | 6 | high | 25 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, the UV Index displays notable seasonal changes, indicating varying levels of sun exposure risk. The highest-risk months are April through September, with the UV Index peaking at 11 in June. During these summer months, particularly from May to August, the exposure category is classified as very high to extreme, with burn times decreasing significantly to as little as 10 minutes in June. Residents and visitors should take precautions during these high-risk months by wearing sunscreen, protective clothing, and seeking shade to minimize UV exposure. In contrast, the beginning of the year sees lower UV levels, with January and February classified as moderate, allowing for longer burn times of 30 minutes. As the year winds down, November and December present lower risks, providing safer sun exposure opportunities.
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 |
| Olmillos de Castro | 3 | 4 | 6 | 8 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 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 |