Last updated: August 1, 2025
In Dongmen, China, staying informed about the UV Index is crucial for safeguarding your skin against harmful ultraviolet radiation. Understanding UV levels helps you take proactive measures to prevent sunburn and maintain overall skin health. With a Cfa climate characterized by warm summers and moderate exposure risks, Dongmen residents and visitors should be particularly mindful of high UV levels, especially during midday when the index reaches a peak of 13 between 12:00 PM and 1:00 PM. By understanding these fluctuations in UV exposure, you can enjoy the sunny days while ensuring your skin remains protected.
The UV Index peaks dramatically throughout the day, starting from a gentle 1 at 07:00 and gradually rising to an impressive 13 by 12:00. This midday surge marks the day’s highest UV exposure, with levels reaching 11 at 11:00 and 13:00. As the sun begins to descend, the index declines smoothly, tapering back to 8 at 15:00, then 5 at 16:00, and finally settling down to 1 by 18:00 and 19:00. It's essential to stay protected, especially during those peak hours, as the sun’s rays can be quite fierce!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 5 | moderate | 30 min |
10:00 | 8 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 8 | very high | 15 min |
16:00 | 5 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal fluctuations, peaking during the late spring and summer months. The highest risk months for UV exposure are March to September, where the Index reaches extreme levels of 11 to 13, translating to a burn time as short as 10 minutes under optimal conditions. February and October also register high to very high levels (UV Index of 9 and 10, respectively), necessitating caution. Residents and visitors should take proactive measures during these high-risk periods—seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly to mitigate the risks associated with overexposure to UV radiation. As a general reminder, always be mindful of the burn time associated with the UV Index; it varies from 10-15 minutes during peak months to 25 minutes in the colder months, emphasizing the need for vigilance 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 |
Dongmen | 7 | 9 | 11 | 12 | 13 | 13 | 13 | 13 | 11 | 10 | 8 | 6 |
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 |