Last updated: August 1, 2025
Understanding the UV Index in Thedford, United States is crucial for anyone who enjoys the outdoors or simply wants to protect their skin from harmful ultraviolet rays. With levels peaking at a high of 11 around midday, awareness of UV exposure can significantly reduce the risk of sunburn and long-term skin health issues. Thedford’s Dfa climate offers a mix of warm summers and moderate sunlight, making it essential for residents and visitors to keep an eye on the UV Index. By staying informed about UV levels, you can take proactive measures to safeguard your skin while enjoying the beautiful, sunny days in Thedford.
At dawn, the UV Index starts off low at 1 around 7:00 AM, gradually rising to 3 by 9:00 AM. As the sun reaches its peak, the intensity surges, hitting a notable 7 at 11:00 AM and maximizing at a blistering 11 by 2:00 PM. The highest reading occurs at 1:00 PM with a peak of 10, signaling the need for sun protection. As the afternoon wears on, the UV levels begin to decline, dropping to 5 by 5:00 PM and easing to 2 at 7:00 PM. Throughout the day, it's clear that vigilance against UV exposure is crucial, especially during the midday hours when protection is most needed.
| 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 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits notable seasonal fluctuations, peaking during the summer months. January and December have a moderate exposure category with a UV Index of 3, allowing for a burn time of 30 minutes. As spring approaches, March sees a rise to 6 (high), decreasing the burn time to 25 minutes. The summer months of June and July experience the highest UV Index at 11, categorized as extreme, with burn times dropping dramatically to just 10 minutes. May and August remain critical, registering 10 (very high) and allowing for only 15 minutes of safe sun exposure. As temperatures cool in fall, the UV Index lessens, with October at 6 (high) and November at 4 (moderate), both with longer burn times of 25 and 30 minutes, respectively. Visitors and residents should take precautionary measures, especially during late spring and summer months. It is advisable to wear sunscreen, protective clothing, and limit sun exposure during the peak UV Index hours to minimize the risk of skin damage.
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 |
| Thedford | 3 | 5 | 6 | 8 | 10 | 11 | 11 | 10 | 8 | 6 | 4 | 3 |
| 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 |