Last updated: July 2, 2025
Understanding the UV Index is essential for residents of Troutdale, United States, as it provides crucial information for protecting skin health and preventing sunburn. With its Csb climate, Troutdale experiences periods of intense sunlight, particularly in the summer months. The UV Index data shows maximum levels soaring up to 10 around midday, signaling a high risk of harm from unprotected sun exposure. By staying informed about these UV levels, you can take proactive measures to safeguard yourself and enjoy the outdoors safely, ensuring that your time under the sun doesn't come at the expense of your skin's well-being.
As the sun rises, the UV Index gradually climbs, beginning at a mild 1 at 7:00 AM. By 9:00 AM, it reaches 3, prompting early risers to consider sun protection. The intensity peaks at 1:00 PM with a maximum of 10, signaling the most hazardous conditions for unprotected skin. As the afternoon unfolds, the index dips from 9 at 2:00 PM to 6 by 4:00 PM, offering a brief respite. As the day winds down, the UV rays decrease, falling to 2 by 6:00 PM and returning to a safe 1 by 7:00 PM. Stay mindful of these fluctuations to enjoy the sun while safeguarding your skin!
| 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 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 10 | 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, UV index levels exhibit notable seasonal changes, peaking during the summer months. January and December are typically low-risk months with a UV index of 2, allowing for extended exposure times of 45 minutes. As spring approaches, the UV index rises, particularly in April which sees a high exposure category and a burn time of 25 minutes. The high-risk months of May, June, July, and August have very high UV index levels ranging from 8 to 10, necessitating caution as burn times drop to just 15 minutes. In the fall, the UV levels gradually decrease, with September still posing a high risk but allowing for longer burn times of 25 minutes. Visitors and residents are advised to take appropriate measures to protect their skin, especially during the summer, by wearing sunscreen, hats, and sunglasses, and seeking shade during peak hours to minimize UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Troutdale | 2 | 3 | 5 | 6 | 9 | 9 | 10 | 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 |