Last updated: July 2, 2025
Understanding the UV Index is crucial for the residents of Joseph City, as it serves as a vital tool in safeguarding skin health and preventing sunburn. With a BSk climate known for its sunny days and clear skies, the potential for excessive UV exposure during peak hours is significant. From 10 AM to 2 PM, when levels soar to a maximum of 12, awareness of UV conditions becomes essential for outdoor activities. By keeping an eye on the UV Index, you can enjoy the outdoors while minimizing risks to your skin, ensuring a healthier lifestyle in the warmth of Joseph City.
The UV Index shows a dynamic pattern throughout the day, starting with a mild 2 at 07:00 and climbing steadily to reach its peak at 12 during the midday hours of 12:00 and 13:00. This hour marks the highest risk for sun exposure, urging everyone to take precautions. Following this peak, the index gracefully declines, dropping to 10 by 14:00, further decreasing to 8 at 15:00, and settling into a more moderate 5 by 16:00. As the sun begins to set, the UV Index drops significantly, ending the day at 1 by 19:00. It's a vivid reminder to enjoy the sun safely, especially during those intense midday hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 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 |
The UV Index exhibits significant seasonal variation, with peak levels occurring from March to September. During this period, particularly in April to August, the UV Index reaches extreme levels, making these the highest risk months for sun exposure. For instance, April and May have UV Index values of 11 and 12, respectively, allowing only 10 minutes of unprotected sun exposure before burns may occur. Conversely, months like January and December show a moderate UV Index of 4, where the burn time extends to 30 minutes. Visitors and residents are advised to take proactive sun safety measures, such as wearing sunscreen, protective clothing, and seeking shade, especially during the high-risk months.
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 |
| Joseph City | 4 | 7 | 9 | 11 | 12 | 13 | 12 | 12 | 11 | 8 | 6 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |