Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Yantang, China, where the warm Cfa climate brings elevated sun exposure risks, especially during midday hours. With UV levels peaking at a critical 12 around noon, awareness of daily UV fluctuations can help you safeguard against sunburn and long-term skin damage. By recognizing when to seek shade or apply sunscreen, you can enjoy the sunny days while keeping your skin healthy and protected. Don't underestimate the importance of understanding UV levels as they play a vital role in maintaining your overall well-being in this vibrant locale.
The UV Index dramatically rises as the day progresses, peaking in the early afternoon. Starting at a modest 1 at 07:00, the UV exposure quickly increases, reaching 10 by 11:00 and peaking at a dangerous 12 from 12:00 to 13:00. As the sun begins to set, the index gradually declines, falling to 5 by 16:00, and tapering off to a low 1 by 18:00 and 19:00. This ebb and flow underscores the importance of sun safety, especially during those peak hours when the UV Index is at its highest. Stay protected!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 5 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 12 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 8 | very high | 15 min |
16:00 | 5 | moderate | 30 min |
17:00 | 3 | moderate | 30 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels fluctuate significantly, indicating varying risks of skin damage from sun exposure. High-risk months include February through August, where the UV Index reaches levels categorized as very high to extreme. Specifically, the peak index of 13 in July presents the highest risk, with a burn time of just 10 minutes. Residents and visitors are advised to take precautionary measures during these months, such as wearing sunscreen, protective clothing, and sunglasses to minimize exposure. From September to November, the UV Index gradually decreases, but caution is still recommended, particularly in September, which has a very high index of 10. By December, the index lowers to moderate, allowing for more comfortable outdoor activities. Staying informed and proactive about UV levels is crucial for skin health year-round.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Beijing UVI | 2 | 3 | 5 | 8 | 9 | 9 | 10 | 9 | 7 | 6 | 4 | 2 |
Chengdu UVI | 5 | 6 | 8 | 10 | 12 | 11 | 11 | 10 | 11 | 8 | 6 | 4 |
Shanghai UVI | 5 | 6 | 8 | 10 | 10 | 11 | 12 | 11 | 11 | 8 | 6 | 4 |
Yantang | 6 | 8 | 9 | 12 | 12 | 12 | 13 | 12 | 10 | 9 | 7 | 5 |
Guangzhou UVI | 7 | 9 | 11 | 12 | 13 | 13 | 13 | 12 | 11 | 10 | 9 | 7 |
Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |