Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Yanghu, China, where the sun's intensity can pose serious risks to skin health. With peak UV levels climbing as high as 12 during midday, awareness of these fluctuations can help prevent sunburn and long-term skin damage. Yanghu's humid subtropical climate means ample sunshine, creating a need for vigilance against harmful UV rays, particularly between 10 AM and 2 PM. Stay informed about the UV Index to enjoy the sun safely and protect your skin from potential harm!
As the day unfolds, the UV Index (UVI) reaches its peak around noon, soaring to a significant 12. Starting from a modest 2 at 7:00 AM, the intensity gradually escalates, hitting 4 by 8:00 AM and 6 by 9:00 AM. By 10:00 AM, the sun's rays intensify further, reflecting a 9 on the scale, ultimately culminating in a high of 11 at 11:00 AM. The sun remains fierce until 1:00 PM, maintaining an 11 before declining in the late afternoon. As the day wanes, the UVI decreases, dropping to 4 at 4:00 PM, then 2 at 5:00 PM, and winding down to a mere 0 by 7:00 PM. It's a clear reminder to relish the sun's warmth early on while taking precautions during the midday peak.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 12 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, the UV Index varies significantly, indicating seasonal changes in sun exposure risk. The high-risk months are from March to September when the UV Index reaches very high to extreme levels—peaking at 12 in May through August, with a burn time of just 10 minutes. Visitors and residents should particularly exercise caution during these months by seeking shade, wearing protective clothing, and applying sunscreen regularly. As winter approaches, the UV Index decreases, with January and February remaining high but allowing for longer burn times of 25 minutes. In contrast, October marks a return to very high, urging continued sun safety practices. Overall, understanding these UV trends is essential for protecting 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 |
Yanghu | 6 | 7 | 9 | 10 | 12 | 12 | 12 | 12 | 11 | 9 | 6 | 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 |