Last updated: June 2, 2025
In Nan'an, China, understanding the UV Index is essential for safeguarding your skin health and preventing sunburn. With a humid subtropical climate (Cwa), the region experiences intense UV exposure, particularly during the midday hours when the UV Index peaks at 12, indicating very high risk. Being aware of UV levels can help residents and visitors alike take necessary precautions, such as wearing protective clothing and applying sunscreen, to minimize the harmful effects of the sun. By staying informed about UV conditions, you can enjoy the beautiful outdoors while keeping your skin safe from damage.
The UV Index today showcases a striking climb in intensity as the sun rises, starting from a modest 1 at 7:00 AM. As the morning unfolds, the index steadily elevates, reaching 4 by 9:00 AM before peaking at a blistering 12 at 1:00 PM—the most dangerous time for exposure. The afternoon shows a slight decline, with values tapering from 11 at 2:00 PM back down to 1 by 7:00 PM. This fluctuation highlights the importance of being sun-smart, especially during the peak hours when the risk of harmful UV radiation is at its highest. Remember to protect your skin and seek shade if you'll be outdoors!
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 | 12 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 9 | very high | 15 min |
16:00 | 6 | high | 25 min |
17:00 | 4 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal fluctuations, with the potential for harmful exposure peaking during the late spring and summer months. High-risk months include April through September, where the UV Index reaches extreme levels (11 or 12), necessitating vigilance during outdoor activities with a notable burn time of only 10 minutes. In March, the UV Index also surges to 9, categorizing it as very high with a burn time of just 15 minutes. Conversely, winter months like January (UV Index 5) and December (UV Index 4) present moderate risk with longer burn times of 30 minutes. To protect yourself, it is advisable to seek shade, wear protective clothing, and apply sunscreen during the high-risk seasons, particularly between 12 PM and 4 PM when UV radiation is the strongest.
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 |
Nan'an | 5 | 6 | 9 | 11 | 12 | 12 | 11 | 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 |