Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Patten, Maine, where the distinct Dfb climate brings unique sun exposure challenges. As UV levels can reach a peak of 10 during midday, it's essential to be aware of these fluctuations to prevent sunburn and promote long-term skin health. By recognizing the importance of UV Index measurements, you can take proactive steps to protect yourself and your loved ones from harmful ultraviolet rays, especially during the sunniest hours of the day. Stay informed and enjoy the outdoors safely, while keeping an eye on those UV levels!
From 07:00 in the morning, the UV Index gradually climbs, with a mild reading of 2 at the start, perfect for a morning stroll. By 09:00, it ramps up to 5, signaling a brighter day ahead. The sun reaches its peak intensity between 12:00 and 13:00, where the UV Index hits a striking 10, urging sun enthusiasts to take extra precautions. As the afternoon unfolds, the index begins to taper down, falling to 9 by 14:00, and continuing its descent to 5 by 16:00. Finally, the sun sets the stage for a cool evening, as the UV levels drop to 1 by 18:00, creating a perfect time for outdoor relaxation. Remember to stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | 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 |
As the seasons change, so too does the UV Index, highlighting the need for awareness regarding sun exposure. January and December feature a low UV Index of 2, allowing for longer burn times of 45 minutes. In the spring, the UV Index begins to escalate, with April reaching a high of 7 (high exposure category) and a 25-minute burn time. The summer months, particularly May and June, present the greatest risk with a peak UV Index of 10 and a burn time of just 15 minutes. As we transition into late summer and fall, the UV Index decreases slightly, but September still holds a significant 7, indicating high risk. To ensure safety, residents and visitors should prioritize sun protection, especially from May through September, when UV radiation is at its highest. Appropriate measures include wearing sunscreen, protective clothing, and seeking shade during peak sun hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Patten | 2 | 3 | 5 | 7 | 9 | 10 | 8 | 8 | 7 | 5 | 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 |