Last updated: August 1, 2025
Awareness of the UV Index is crucial for residents of Changleng, China, where the climate features hot summers and mild winters. Understanding local UV levels is essential not only for preventing sunburn but also for maintaining long-term skin health. With peak UV indices reaching as high as 12 at noon, the risk of overexposure increases significantly throughout the day. By staying informed about these UV levels, you can better protect yourself and your loved ones from harmful sun exposure under Changleng's radiant sun.
During the morning hours, the UV Index starts off low at 1 at 7:00 AM, indicating minimal risk of harm from unprotected sun exposure. As the day progresses, the intensity ramps up, peaking at 12 around 12:00 PM and 1:00 PM, suggesting a high risk for harm, especially for those spending extended periods outdoors. Post-peak, the index gradually declines, dropping to 7 at 3:00 PM and further down to 1 by 7:00 PM, which indicates a return to minimal risk as the sun sets. For sun enthusiasts, midday offers the most intense UV radiation, making sun protection essential during those hours!
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 | 11 | extreme | 10 min |
12:00 | 12 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 7 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, UV index levels exhibit distinct seasonal changes, with high-risk months occurring from March to September. During this period, the UV index peaks at 12 from June to August, indicating extreme exposure, while May and September are also classified as extreme with indices of 11. Residents and visitors should be particularly vigilant during these months, as burn times shorten significantly—down to just 10 minutes in the peak summer months. It’s essential to take protective measures such as wearing sunscreen, sunglasses, and protective clothing when spending time outdoors. In contrast, October and November see a reduction in risk, though January and February still require caution due to high UV levels. Overall, staying informed and prepared will help minimize the risks associated with UV exposure throughout the year.
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 |
Changleng | 6 | 7 | 9 | 10 | 11 | 12 | 12 | 12 | 11 | 9 | 7 | 5 |
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 |