Last updated: July 2, 2025
Understanding the UV Index in Aznalcollar, Spain is essential for safeguarding your skin health and preventing sunburn. With its Mediterranean climate characterized by hot, dry summers, Aznalcollar experiences notable UV exposure, particularly during midday hours. As UV levels can soar to a maximum of 10 around 14:00, being aware of these fluctuations is crucial for enjoying the outdoors safely. By keeping an eye on the UV Index, you can take necessary precautions to protect yourself and your loved ones from harmful effects of sun exposure.
The UV Index throughout the day begins gently, with morning readings of 0 at 07:00 and barely rising to 1 by 09:00. As the sun climbs higher, the intensity increases, peaking at 10 between 14:00 and 15:00, indicating a high risk of harm from unprotected sun exposure. By 12:00, the index reaches 7, warning those outdoors to take precautions. The afternoon begins a gradual decline, with readings falling to 2 by 19:00. If you plan to be outside, remember to stay hydrated and apply sunscreen during those peak hours!
| 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 | 9 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 10 | very high | 15 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 |
As the seasons change, so do the UV index levels, with highest risks typically occurring from April to September. During these months, especially in June when the UV index reaches an extreme level of 11, the burn time is as short as 10 minutes. Visitors and residents should be particularly vigilant during this period, taking necessary precautions such as applying sunscreen with a high SPF, wearing protective clothing, and limiting sun exposure during peak hours. Conversely, during the winter months from January to March, the UV levels are substantially lower, categorized as moderate to high, allowing for safer outdoor activities with burn times ranging from 25 to 30 minutes. It’s crucial to remain aware of these seasonal changes to protect skin health throughout the year.
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 |
| Aznalcollar | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 4 | 3 |