Last updated: August 1, 2025
In Dierks, United States, staying informed about the UV Index is crucial for protecting your skin from harmful ultraviolet rays. Understanding UV levels helps you plan your outdoor activities and take necessary precautions to prevent sunburn and long-term skin damage. With a humid subtropical climate, Dierks experiences varying UV exposure, particularly peaking in the midday hours with indices reaching as high as 11. This means it's essential to monitor the UV Index regularly, especially during the summer months, to ensure you and your loved ones enjoy the sun safely.
As the day unfolds, the UV Index ramps up rapidly, starting from a gentle 1 at 7:00 AM and gradually climbing to reach a peak of 11 by 1:00 PM and 2:00 PM. This hour marks the height of sun exposure, where the risk of harm from unprotected sun exposure is significant. After this peak, the index begins to descend, dropping to 9 by 3:00 PM, then tapering off to 6 at 4:00 PM, and finally settling back to a mild 1 by 7:00 PM. For those planning outdoor activities, early afternoon is best approached with caution and protection—a reminder that while the sun can be enjoyable, it demands respect!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 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 | 10 | very high | 15 min |
| 15:00 | 8 | 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 the seasons change, so does the UV Index, reflecting varying levels of solar radiation exposure throughout the year. January and December have a moderate UV Index of 4, with a burn time of 30 minutes, while February sees an increase to 6, indicating high exposure risk. The risk becomes more pronounced from March through August, where the UV Index reaches its peak at 11, categorized as extreme; during this period, the burn time significantly decreases to just 10 minutes. September and October remain high at 10 and 8, respectively, while November returns to moderate levels. Therefore, visitors and residents alike should be particularly vigilant from March to August, taking necessary precautions to minimize sun exposure, such as wearing protective clothing, applying sunscreen, and seeking shade during peak hours.
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 |
| Dierks | 4 | 6 | 8 | 10 | 11 | 11 | 11 | 11 | 10 | 8 | 5 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |