Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Zhefang, China, where the subtropical highland climate brings unique sun exposure challenges. Being aware of the UV levels can significantly aid in preventing sunburn and protecting overall skin health. With peak UV Index readings soaring to 14 around midday, it's essential to recognize the risks associated with outdoor activities during these hours. By staying informed, you can enjoy Zhefang's beautiful landscapes while safeguarding your skin from harmful ultraviolet rays.
The UV Index fluctuates dramatically throughout the day, beginning at a low 1 at 07:00 and 08:00. As the sun climbs higher, the intensity increases, peaking at an impressive 14 by 13:00. This period, from 10:00 to 12:00, is particularly intense, with values soaring to 12 and 10 respectively. However, the afternoon sees a gradual decline, dropping to 11 at 15:00 and tapering off to a more manageable 4 by 17:00. By evening, the UV Index dwindles back to a safe 1 at 19:00, reminding us of the day's solar journey and the importance of sun safety during peak hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 3 | moderate | 30 min |
10:00 | 6 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 12 | extreme | 10 min |
13:00 | 14 | extreme | 10 min |
14:00 | 13 | extreme | 10 min |
15:00 | 11 | extreme | 10 min |
16:00 | 8 | very high | 15 min |
17:00 | 4 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, the UV Index displays significant fluctuations, highlighting critical periods for sun exposure. The high-risk months typically stretch from March to October, where the UV Index consistently peaks at 11 or higher, signaling an extreme exposure category during late spring and summer—particularly in July and August with Index values reaching 15. In contrast, January and December show lower UV ratings (7
), categorized as high, while February and November reflect very high exposure at 9
. To ensure safety, visitors and residents should take precautions, especially between March and October; this includes wearing sunscreen, protective clothing, and seeking shade to avoid harmful UV exposure, which can lead to sunburn in as little as 10 minutes during peak times.
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 |
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 |
Zhefang | 7 | 9 | 11 | 12 | 14 | 14 | 15 | 15 | 13 | 12 | 9 | 7 |