Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Zhangbang, China, where the climate zones are characterized by humid subtropical conditions (Cfa). With UV levels peaking at 11 during midday hours, awareness of these fluctuations is essential for sunburn prevention and maintaining skin health. Exposure to high UV radiation can lead to serious skin damage, making it vital to stay informed and adopt protective measures when the sun is at its strongest. Knowing the UV Index helps you enjoy outdoor activities safely while minimizing risks associated with excessive 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 |
The seasonal UV changes reveal a significant increase in ultraviolet exposure from January through August, peaking during the summer months of June and July with a UV Index of 12, categorized as extreme. High-risk months include March through August, where the UV Index consistently reaches very high to extreme levels, leading to substantially reduced burn times ranging from 10 to 15 minutes. Residents and visitors are advised to exercise caution during these months by seeking shade, wearing protective clothing, applying sunscreen generously, and avoiding prolonged sun exposure, especially during peak hours around noon. As the year progresses, UV levels drop, with November and December returning to moderate levels, allowing for safer outdoor activities.
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 |
Zhangbang | 5 | 7 | 8 | 10 | 10 | 11 | 12 | 12 | 10 | 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 |