Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Dingchang, China, where the climate falls under the Dwa zone, characterized by distinct seasons and varying sunlight exposure. With peak UV levels reaching an intense 11 during midday, awareness of these levels is essential for preventing sunburn and safeguarding skin health. By keeping an eye on the UV Index, you can better protect yourself against harmful radiation, ensuring enjoyable outdoor activities without the risks associated with overexposure. As the sun rises higher, Dingchang's UV rays intensify, making it vital to stay informed and take the necessary precautions as you navigate outdoor pursuits.
At sunrise, the UV Index begins to rise slowly, peaking at 1 by 07:00 before climbing steadily throughout the morning. By 09:00, it reaches a moderate 5, but the real intensity kicks in as the sun approaches its zenith. 10:00 marks a significant jump to 8, followed closely by an impressive peak of 11 at 12:00 and 13:00, indicating a high risk for unprotected skin. As the afternoon progresses, the index drops to 9 by 14:00, then gradually declines to 7 at 15:00, before tapering back to a safer 5 by 16:00. As the day winds down, the UV levels return to 2 at 17:00 and finally settle at 1 by 19:00, reminding us that while midday sun offers the most intense rays, protective measures are vital throughout the day.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 5 | moderate | 30 min |
10:00 | 8 | very high | 15 min |
11:00 | 10 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 7 | high | 25 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, the UV Index experiences notable variations, with the highest risk months occurring from April to August. During this period, the UV Index peaks at 11 in June and July, categorizing these months as having extreme exposure levels with a burn time of just 10 minutes. In contrast, the lowest risk months are January and December, where the UV Index remains at 3, indicating a moderate risk with a burn time of 30 minutes. Visitors and residents are strongly advised to take precautions during peak months by applying sunscreen, wearing protective clothing, and seeking shade, particularly between 10 a.m. and 4 p.m. to minimize the risk of sunburn and 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 |
Dingchang | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 10 | 9 | 7 | 4 | 3 |
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 |