Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Kotlik, United States, where exposure to harmful ultraviolet rays can vary significantly throughout the day. Monitoring UV levels helps prevent sunburn and protects skin health, ensuring you enjoy the outdoors safely. Kotlik, with its Dfc climate (subarctic with cool summers), presents unique UV exposure risks, especially during peak hours from noon to 3 PM when the UV Index can reach levels of 5 to 6. Stay informed and take proactive measures to shield yourself from the sun's harmful effects!
The UV Index throughout the day showcases a remarkable progression, starting with a gentle rise from 1 at 07:00 and 08:00, only to ascend more significantly as the day unfolds. By 10:00, it reaches 2, but the real peak occurs around midday, where it hits 4 at 12:00 and escalates to its highest point of 6 by 15:00. As afternoon transitions to evening, the index gradually declines, dipping to 4 by 17:00 and settling at 3 by 19:00. This data highlights the importance of sun protection, particularly during those peak hours of midday to early afternoon when UV exposure can be most intense.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 4 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 4 | moderate | 30 min |
| 19:00 | 3 | moderate | 30 min |
The UV Index exhibits notable seasonal fluctuations throughout the year, with the highest values typically occurring in the summer months. January, February, October, November, and December present a low exposure risk (UV Index 1-2), allowing for relatively safe outdoor activities with burn times of up to 45 minutes. In contrast, March through May sees an uptick to a moderate exposure risk (UV Index 3-5), where burn times decrease to 30 minutes. The high-risk months of June and July have a UV Index of 6, necessitating more caution with a burn time of just 25 minutes. As the summer transitions into August and September, the UV Index reverts to moderate levels. Residents and visitors are advised to remain vigilant during high UV periods by wearing protective clothing, applying sunscreen, and seeking shade during peak hours to minimize the risks associated with sun exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kotlik | 1 | 1 | 3 | 3 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |
| 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 |