Last updated: June 2, 2025
Understanding the UV Index in Metlakatla, United States, is crucial for safeguarding your skin and overall health throughout the year. With UV levels peaking between 10 AM and 2 PM, it's essential to stay informed about the daily UV exposure risks to prevent sunburn and long-term skin damage. Nestled in a Cfb climate zone, Metlakatla experiences a mix of rainy and temperate weather, but that doesn’t diminish the potential for harmful UV radiation on clear days. By being mindful of the UV Index, you can enjoy the outdoors while protecting your skin from unnecessary harm. Stay alert—your skin will thank you!
The UV Index rises steadily throughout the morning, starting at a mild 1 at 07:00 and reaching a peak of 7 by 13:00. During the midday hours, the index remains robust at 6, indicating the need for sun protection. As the afternoon progresses, the UV intensity gradually diminishes, dropping to 5 at 15:00 and further to 2 by 18:00, before settling back to 1 as the sun sets at 19:00. It's a day that emphasizes the importance of staying vigilant against UV exposure, particularly during the peak hours of 11:00 to 14:00.
| 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 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so does the UV Index, which indicates the level of ultraviolet radiation reaching the Earth, directly affecting skin health. January and February see low levels of UV exposure (UV Index 1-2), with a burn time of 45 minutes. However, March marks the beginning of more intense exposure, escalating to a moderate level (UV Index 3) with a burn time of 30 minutes. By April and May, the UV Index climbs to 5 and 6, categorizing the exposure as moderate to high, necessitating caution with a reduced burn time of 25 minutes. The peak risk occurs in July, when the UV Index reaches 8, categorized as very high, allowing for just 15 minutes of unprotected sun exposure. August and September see a slight decrease, but caution remains essential as the Index stays high at 6-7. October returns to moderate levels (UV Index 3) before dropping back to low levels through November and December (UV Index 1). Visitors and residents should prioritize sun safety, particularly from March to September, wearing protective clothing, and applying sunscreen to avoid skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Metlakatla | 1 | 2 | 3 | 5 | 6 | 7 | 8 | 7 | 5 | 3 | 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 |