Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Hengtanggang, China, where the climate falls within the Cfa zone, bringing a mix of warm summers and mild winters. With UV levels peaking at a staggering 11 around noon, awareness of these figures can be the difference between a sunny day out and painful sunburn. Protecting your skin health is vital, as prolonged exposure to high UV levels can lead to serious conditions like skin cancer. By staying informed about the UV Index, you can enjoy the beauty of Hengtanggang while safeguarding your skin from the risks associated with intense sun exposure.
At dawn, the UV Index starts at a mild level of 1 by 7:00 AM, gradually rising as the sun climbs higher in the sky. By 9:00 AM, it reaches 6, indicating a noticeable increase in UV exposure. The intensity peaks sharply between 11:00 AM and 1:00 PM, hitting a maximum of 11, a clear signal to seek shade and protect your skin. As the afternoon progresses, the index begins to decline to 9 at 2:00 PM and further drops to 6 by 3:00 PM. The UV levels continue to decrease in the evening, settling back to 2 at 5:00 PM and returning to 1 by 7:00 PM. It's a day marked by caution and care during peak hours, making midday protection crucial!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 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 | 6 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
Seasonal changes in UV exposure reveal significant fluctuations throughout the year. The highest risk months occur from June to August, where the UV Index reaches a peak of 11, indicating extreme exposure and a burn time of just 10 minutes. Spring ushers in rising UV levels, with March to May classified as very high risk months. Conversely, winter months like December and January present lower risk, with UV levels categorized as moderate or high. Visitors and residents are strongly advised to take necessary precautions during the high-risk months by wearing protective clothing, using sunscreen with high SPF, and seeking shade during peak sunlight hours to minimize the risk of UV-related 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 |
Hengtanggang | 5 | 6 | 8 | 9 | 10 | 11 | 11 | 11 | 10 | 8 | 6 | 4 |
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 |