Last updated: July 2, 2025
In Rockport, United States, understanding the UV Index is crucial for safeguarding your skin and overall health. With the sun's rays peaking at a UV Index of 9 during midday, awareness is key to preventing sunburn and long-term skin damage. The Dfb climate of Rockport, characterized by warm summers, often leads to higher UV exposure risks, making it essential for residents and visitors alike to stay informed. By checking the UV Index regularly, you can enjoy the beautiful outdoors while protecting your skin from harmful effects.
The UV Index reveals a dynamic pattern throughout the day, starting at a mild 1 at 07:00 and steadily rising as the sun reaches its peak. By 10:00, it escalates to a moderate 6, reaching 8 at 11:00 and peaking at an intense 9 from 12:00 to 13:00. This period signifies the greatest caution for sun exposure, making it essential to seek shade and wear protective clothing. As the afternoon unfolds, the index begins to dip, dropping to 8 at 14:00, then declining further to 7 by 15:00, and tapering down to 1 by 19:00. Overall, it’s a day that encourages sun safety awareness, particularly during the midday hours when UV radiation is at its strongest.
| 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index varies significantly, indicating changing levels of sun exposure risk. January and December have the lowest UV Index at 2, categorized as low, with a burn time of 45 minutes, making them relatively safe months for sun exposure. As spring approaches, February and March see an increase to a moderate 4 and 5 respectively, where care is still needed, with burn times reducing to 30 minutes. The risk escalates in April with a high 7, leading into the peak months of May, June, and July, where the UV Index reaches a 10 and stays at 9, classified as very high, making sunburn possible in as little as 15 minutes. August maintains this high UV Index, while September and October show a slight decline to 7 and 6, categorized as high, with burn times increasing to 25 minutes. Finally, November returns to a moderate 3, urging continued skin protection. Visitors and residents are advised to take precautions during the high-risk months of May through September, including seeking shade, wearing protective clothing, and applying sunscreen regularly to reduce the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rockport | 2 | 4 | 5 | 7 | 9 | 10 | 9 | 9 | 7 | 6 | 3 | 2 |
| 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 |