Last updated: August 1, 2025
In Yanshan, China, being aware of the UV Index is crucial for protecting your skin from harmful ultraviolet rays. Understanding the UV levels not only helps prevent painful sunburns but also plays a vital role in maintaining overall skin health over time. With Yanshan's Cfa climate, which features warm summers and ample sunshine, residents and visitors must be mindful of daily UV fluctuations. On peak days, UV Index readings can soar to 13 between noon and 1 PM, indicating a high potential for skin damage within just minutes of sun exposure. Stay informed and safeguard your skin by checking the UV Index regularly!
As the sun rises, the UV Index begins at a gentle 1 at 7:00 AM, gradually increasing to 2 by 8:00 AM. By 9:00 AM, it reaches a moderate 4, but the intensity really ramps up at 10:00 AM, soaring to 8. The peak occurs at 12:00 PM, where the UV Index hits a staggering 13, remaining consistently high until 1:00 PM. As the afternoon progresses, it starts to decline, dipping to 12 at 2:00 PM and gradually falling to 3 by 5:00 PM. The day concludes with a return to a safer 1 by 7:00 PM, making it essential to stay protected during those intense midday hours!
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 | 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 |
Yanshan | 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 |