Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Xuantan, China, where the subtropical Cfa climate brings ample sunshine and varying UV exposure throughout the day. Knowing the UV levels can help individuals protect themselves from harmful sunburn, reduce the risk of skin damage, and promote overall skin health. With peak UV readings reaching as high as 11 during midday, it's essential to stay informed about the local UV index to enjoy the beautiful weather safely. So, whether you're planning a day outdoors or just stepping out for a quick errand, being aware of the UV index can make all the difference in safeguarding your skin.
The UV Index for the day presents a fascinating variation as the sun climbs higher in the sky. Starting from a gentle 1 at 07:00, the intensity gradually escalates, reaching a moderate 4 by 09:00. The peak hits at 12:00 and 13:00, soaring to an intense 11, indicating a significant risk of harm from unprotected sun exposure. As the afternoon unfolds, the index begins to decline, tapering to 8 at 15:00, and by the evening, it plummets back to a 1 by 18:00. This data serves as a reminder to stay vigilant about sun safety during those peak hours when UV exposure is at its highest!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 9 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 8 | very high | 15 min |
16:00 | 5 | moderate | 30 min |
17:00 | 3 | moderate | 30 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
As seasonal changes progress, the UV Index demonstrates a significant increase from January through August, peaking at 12 in August with an extreme exposure category, indicating a burn time of just 10 minutes. High-risk months for UV exposure include March through August, where the UV Index consistently reaches very high to extreme levels. It is essential for both visitors and residents to take protective measures during this time, such as wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially between 10 AM and 4 PM. As the year transitions to fall and winter, the UV Index decreases to moderate levels in January and December, allowing for safer outdoor activities with longer burn times of 30 minutes.
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 |
Xuantan | 5 | 7 | 8 | 10 | 11 | 11 | 11 | 12 | 10 | 8 | 6 | 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 |