Last updated: July 2, 2025
In Clarendon, United States, being aware of the UV Index is crucial for protecting your skin against harmful UV radiation. Understanding UV levels helps you plan outdoor activities while minimizing the risk of sunburn and long-term skin damage. With a BSk climate that features hot summers, residents face elevated UV exposure during peak hours, particularly when the index peaks at 12 around 2 PM. Staying informed about the UV Index not only enhances your sun safety practices but also promotes overall skin health, ensuring that you can enjoy the beautiful Clarendon sunshine responsibly.
The UV Index throughout the day showcases a dynamic rise and fall, starting off gently with maximum readings of 1 at 7:00 and 8:00 AM. As the sun climbs higher, the intensity sharply increases, hitting 2 at 9:00 AM and reaching 5 by 10:00 AM. The peak occurs around 1:00 PM, soaring to an impressive 12, indicating a significant potential for skin damage without protection. This high level is sustained until 3:00 PM, after which the index gradually declines, dropping to 6 at 5:00 PM and finishing the day at a safer 1 by 7:00 PM. It’s crucial to plan outdoor activities accordingly, especially during those peak hours where the sun’s rays are most intense!
| 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 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences notable changes, peaking during the summer months. From March to August, UV levels rise significantly, with April to July marking the highest-risk months, exhibiting extreme levels of UV exposure (Index 11-12) and requiring only 10 minutes of unprotected sun exposure before risking skin burn. As a result, it's crucial for visitors and residents to take protective measures during these months, such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours. Conversely, the winter months (January, November, December) present moderate UV levels (Index 4-5) and have longer burn times of 30 minutes, still warranting some level of sun protection but with less urgency. Overall, increased awareness and protective practices are essential, especially from March to August, to mitigate the risk of harmful UV exposure.
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 |
| Clarendon | 4 | 6 | 8 | 11 | 11 | 12 | 12 | 11 | 10 | 7 | 5 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |