Last updated: July 2, 2025
Awareness of the UV Index is crucial for residents of Sublimity, United States, where the Csb climate offers a mix of cool and warm conditions that can affect sun exposure. Understanding UV levels is essential not only for preventing sunburn but also for safeguarding long-term skin health. With peak UV intensity reaching a high of 10 around midday, it's important to be equipped with knowledge about daily risks and protective measures to enjoy the outdoors safely while minimizing health risks. In Sublimity, embracing UV Index awareness enables a balance between outdoor activities and skin safety amidst the beautiful Northwest landscapes.
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 exposure varies significantly. January and December typically present a low risk with a UV Index of 2, allowing for about 45 minutes of sun exposure before burning. As spring approaches, February jumps to a moderate level (UV Index 4), indicating a burn time of 30 minutes. March and April see a rise to high UV levels (Index 6 and 7), with burn times decreasing to 25 minutes. The summer months, particularly May through August, are the most critical, marked by very high UV Index readings of 9 to 10, necessitating a mere 15 minutes of exposure before risking sunburn. September remains very high at UV Index 8 but provides a slightly extended burn time of 15 minutes. As temperatures cool, October and November return to a moderate category (UV Index 3 to 5), allowing 30 minutes of safer sunlight exposure. Residents and visitors alike should remain vigilant during the high-risk months of May to September, practicing sun safety by seeking shade, wearing protective clothing, and applying sunscreen regularly to reduce skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sublimity | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 8 | 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 |