Last updated: June 2, 2025
Staying aware of the UV Index is crucial in Zengjia, China, where sunny days and a humid subtropical climate combine to elevate the risk of harmful UV exposure. Understanding UV levels is essential for effective sunburn prevention and maintaining overall skin health, as high UV readings—especially during midday when levels peak at 11—can lead to serious skin damage. With typical exposure risks peaking in the warmer months, it’s vital for residents and visitors alike to monitor the UV Index to safeguard their well-being and enjoy the great outdoors with peace of mind.
The UV Index fluctuates throughout the day, beginning with a gentle rise from a modest 1 at 07:00 to a peak of 11 at noon. As the sun reaches its highest point, the intensity of UV radiation escalates, urging caution and protection. The index remains high until 14:00, maintaining a reading of 10, before gradually declining in the afternoon. By 17:00, it drops to 3 and cools off to 1 by evening, highlighting the dramatic shift in UV exposure as daylight fades. For a sun-safe day, plan outdoor activities in the morning or later in the evening!
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 | 6 | high | 25 min |
11:00 | 9 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 10 | 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 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
During the year, UV exposure experiences significant seasonal changes, peaking from March through August. The high-risk months are from March to August, where the UV Index reaches extreme levels of 11, with dangerously short burn times of just 10 minutes. Particularly in May, June, July, and August, adults and children alike are advised to take precautionary measures to protect their skin, including wearing sunscreen, protective clothing, and seeking shade. As we transition into the fall months, the UV Index declines to lower levels, with October and November still presenting moderate to high risks. It's crucial for both visitors and residents to remain vigilant about UV exposure, especially during the peak months, to minimize the risk of sunburn and long-term skin damage.
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 |
Zengjia | 5 | 6 | 8 | 10 | 11 | 11 | 11 | 11 | 10 | 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 |