Last updated: July 2, 2025
Understanding the UV Index in Glyndon, United States is crucial for safeguarding your skin and overall health. With UV levels peaking at 9 during midday hours, awareness of the UV Index can help you prevent sunburn and long-term skin damage. Glyndon's Dfb climate features four distinct seasons, but the summer months bring elevated UV exposure, making it essential to monitor these levels and take protective measures when necessary. Whether you’re lounging outdoors or engaging in sports, staying informed about UV risks will keep you safe under the sun!
As the sun rises, the UV Index begins its slow ascent, starting at a gentle 1 at 07:00. By 08:00, it nudges up to 2, signaling a gradual increase in sun intensity. The real action begins around 10:00, where it reaches 4, peaking at 12:00 with a significant 8. This intense exposure continues, hitting its maximum at 13:00 and 14:00 with a whopping 9—a reminder to slather on that sunscreen! As the afternoon fades, the index descends, dipping to 6 by 16:00 and declining further to 2 by 18:00. Finally, as night approaches, the UV risks taper off to a safe 1 at 19:00. Stay sun-smart throughout the day to enjoy those rays safely!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 3 | moderate | 30 min |
10:00 | 4 | moderate | 30 min |
11:00 | 6 | high | 25 min |
12:00 | 8 | very high | 15 min |
13:00 | 9 | very high | 15 min |
14:00 | 9 | 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 |
Throughout the year, the UV Index reveals significant seasonal changes in sun exposure risks. January and December are the safest months, with a low exposure category and burn times of 45 minutes, while February and March indicate a moderate risk with an elevated UV Index of 4 and 5, respectively. The high-risk period peaks from April to August, where the UV Index climbs to very high levels, particularly in June (10) and July (9), warranting a burn time reduction to just 15 minutes. September sees a slight decrease to a high category (UV Index 7) while October through November return to moderate levels. Visitors and residents should take precautions during high-risk months by applying sunscreen, wearing protective clothing, and seeking shade, especially between April and August when the sun's intensity is at its highest.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Glyndon | 2 | 4 | 5 | 7 | 8 | 10 | 9 | 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 |