Last updated: July 2, 2025
Understanding the UV Index is crucial in Rising Star, Texas, where the warmer climate and abundant sunshine can elevate the risk of harmful UV exposure. Being aware of UV levels not only aids in preventing sunburn but also plays a significant role in long-term skin health. In this Cfa climate, UV levels can reach a peak of 12 around midday, highlighting the importance of sun protection and precautions during peak hours. Whether you're enjoying outdoor activities or simply spending time in the sun, knowing the UV Index can help you make informed decisions to safeguard your skin.
The UV Index throughout the day tells an intriguing story of rising intensity and afternoon peaks. Starting from a gentle 1 at 07:00, it gradually ascends, reaching 5 by 10:00. The sun's power is unmistakable as it climbs to an impressive 10 at noon and skyrockets to a blistering 12 by 14:00—the highest point of the day. As the afternoon wanes, the index begins to dip, returning to 5 at 17:00 and then gently fading to 1 by 19:00, signaling the end of the day. This data highlights the importance of sun protection during the peak hours, particularly between 11:00 and 15:00, when UV exposure can be most harmful. Stay safe and enjoy the sunshine wisely!
| 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 | 10 | very high | 15 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits significant seasonal variations, with the highest levels occurring from March to September. During this peak period, particularly from May to August, the UV Index reaches extreme levels of 11 to 12, necessitating caution. High-risk months include March and April with UV Index ratings of 9 to 10 and the summer months of June to August at the extreme category. Visitors and residents are advised to take protective measures such as wearing sunscreen, protective clothing, and sunglasses, especially during midday hours when the sun's rays are strongest. It's crucial to limit sun exposure in these months, as burn times can be as short as 10 minutes in extreme conditions. In contrast, the winter months of January, February, and December present lower UV levels, categorized as moderate to high, allowing for relatively safer outdoor activities, though care should still be exercised.
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 |
| Rising Star | 4 | 7 | 9 | 10 | 11 | 11 | 12 | 11 | 11 | 8 | 6 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |