Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Caihe, China, where the subtropical climate can lead to significant sun exposure. With peak UV levels reaching as high as 11 around midday, it’s essential to be aware of how these levels can impact your skin health and contribute to sunburn. By familiarizing yourself with the UV Index, you can take proactive steps to ensure your safety under the sun. From applying sunscreen to seeking shade during peak hours, being mindful of UV risks can safeguard against skin damage and long-term health concerns. Embrace the sun wisely in Caihe, where enjoying outdoor activities comes with a commitment to sun safety!
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 |
Caihe | 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 |