Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Xin'an, China, where the sun's rays can be particularly intense. Being aware of UV levels not only helps in preventing sunburn but also plays a vital role in maintaining overall skin health. With Cfa climate characteristics, Xin'an experiences hot summers and mild winters, leading to varying levels of UV exposure throughout the day. As the UV Index peaks at 11 during midday, the risk of harmful effects increases significantly, making it essential to monitor the UV Index regularly and take appropriate precautions, especially during peak hours.
The UV Index throughout the day presents a dynamic picture of sun exposure. As early as 7:00 AM, the index starts at a mild 2, ramping up to a moderate 4 by 8:00 AM. The sun's intensity peaks around 11:00 AM and 12:00 PM with a striking 11, marking the height of caution for outdoor activities. As we move into the afternoon, the index gradually declines, dropping to 8 by 2:00 PM and further to 5 by 3:00 PM. The evening brings relief, with the UV Index decreasing to a 1 by 5:00 PM and finally hitting 0 by 7:00 PM. It’s clear that the midday hours pose the greatest risk, so sun safety measures are essential during those peak times.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 11 | extreme | 10 min |
13:00 | 10 | very high | 15 min |
14:00 | 8 | very high | 15 min |
15:00 | 5 | moderate | 30 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
As the seasons change, the UV Index fluctuates significantly, impacting sun exposure and the potential for skin damage. High-risk months typically fall between March and August, where the UV Index reaches its peak—March and April show a very high index of 8 and 10, while June through August hit extreme levels of 11 and 12. During these months, the burn time is drastically reduced, ranging from just 10 to 15 minutes. Visitors and residents should take extra precautions during these times by wearing sunscreen, protective clothing, and sunglasses, and by seeking shade whenever possible. In contrast, the UV Index is at its lowest in December with a moderate level of 4. Overall, staying informed about UV levels can help to ensure safe outdoor experiences.
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 |
Xin'an | 5 | 6 | 8 | 10 | 10 | 11 | 12 | 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 |