Last updated: May 3, 2025
In Arroyo Seco, United States, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. With the region's Dfb climate, residents and visitors experience significant fluctuations in UV exposure, peaking at a striking index of 12 during midday hours. Understanding these UV levels empowers you to take preventive measures against harmful effects such as skin damage and long-term health issues. Whether you're enjoying outdoor activities or simply soaking in the sun, knowing the UV Index can help ensure you stay safe while enjoying Arroyo Seco's beautiful landscape.
The UV Index demonstrates a striking rise as the day unfolds, peaking between 12:00 PM and 1:00 PM with a blistering 12. Early risers enjoy relatively low levels, starting at 1 at 7:00 AM and climbing to 2 by 8:00 AM. As the sun reaches its zenith, UV levels spike dramatically, hitting 10 at 11:00 AM and reaching peak intensity at 12:00 PM. The afternoon offers a gradual decline, with values waning to 9 by 3:00 PM and easing further to 4 at 5:00 PM. As daylight wanes, the index drops to a gentle 2 by 6:00 PM, and finally retreats to a soothing 1 by 7:00 PM, showcasing the importance of midday sun safety while enjoying outdoor activities.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As we move through the year, seasonal UV changes present significant variations in sun exposure risk. High-risk months are notably from March to September, where the UV Index reaches extreme levels, peaking at 13 in June and July. During these months, the recommended burn time decreases to just 10 minutes, indicating a critical need for protective measures. Conversely, January, February, and December present lower UV Index levels, categorized as moderate to high, allowing for longer exposure times. Visitors and residents are strongly advised to implement sun safety practices during peak months—such as wearing sunscreen, protective clothing, and seeking shade—to minimize the risk of skin damage. As a rule of thumb, keep an eye on the daily UV Index and adjust your outdoor activities accordingly.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chicago UVI | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |
| Brooklyn UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| New York City UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| Los Angeles UVI | 4 | 6 | 8 | 9 | 10 | 11 | 11 | 10 | 10 | 7 | 5 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |
| Arroyo Seco | 5 | 7 | 10 | 11 | 12 | 13 | 13 | 12 | 11 | 8 | 6 | 4 |