Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Crescent City, United States, where coastal beauty meets varying sunlight exposure. Knowledge of UV levels is essential not just for sunburn prevention but also for protecting skin health in the long term. With a climate classified as Dfa, Crescent City experiences significant UV exposure, particularly during midday hours when the index peaks at a striking 10. Staying informed about the UV Index helps you enjoy the sun safely while minimizing risks associated with harmful ultraviolet radiation.
At dawn, the UV Index starts off low at 1 at 07:00, making it a safe time for early risers. As the sun climbs higher, the index steadily increases, reaching 4 by 09:00. The real intensity hits around 11:00, peaking at 10 by 12:00 and 13:00, indicating a prime time for sun safety precautions like sunscreen and protective clothing. As the afternoon rolls in, the index begins to decline, dropping to 9 at 14:00 and then easing to 5 by 16:00. By 18:00, it falls to 2, and finally settles back at 1 by 19:00, allowing for safe post-sunset activities. Remember to check the UV Index throughout the day to stay protected!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | 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 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure varies significantly, peaking during late spring and summer months. High-risk months for UV exposure are April through September, where the UV Index frequently reaches levels classified as very high; particularly notable are May, June, and July, when it consistently hits a maximum of 10. Visitors and residents are advised to take precautions during these months, with burn times dramatically reduced to as little as 15 minutes. In contrast, January, February, and November present moderate UV levels, and December has a low index, making sun safety measures less critical during these months. To protect against skin damage, it is essential to wear sunscreen, seek shade, and wear protective clothing, especially between peak months of April and September.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| Crescent City | 3 | 5 | 6 | 9 | 10 | 10 | 10 | 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 |