Last updated: June 2, 2025
In Changshan, China, understanding the UV Index is essential for safeguarding your skin health and preventing sunburns. With its Cfa climate, characterized by warm, humid summers, residents and visitors alike face significant UV exposure, especially during midday hours when the index peaks at 12. Awareness of UV levels not only enhances personal safety but also helps in making informed decisions about outdoor activities. By staying informed about the UV Index in Changshan, you can enjoy the sunshine while protecting your skin from harmful UV rays.
The UV index shows a striking pattern throughout the day, starting off at a mild 2 at 07:00 and gradually climbing to a peak of 12 by noon. As the morning warms, it reaches an energetic 9 at 10:00, then surges to its maximum intensity of 11 at 11:00 before hitting 12 at 12:00, urging sunbathers and outdoor enthusiasts to take precautions. The afternoon sees a gentle decline, with the UV index slipping back to 9 at 14:00 before tapering to 6 and finally dropping to 2 by 17:00. As night approaches, the UV exposure diminishes dramatically, resting at 0 by 19:00. Embrace the sunshine early, but remember to seek shade and protect your skin during the peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 12 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal fluctuations, with high-risk months occurring from March to September, when values reach 10 or higher, indicating very high to extreme exposure categories. Notably, May through August has the peak UV Index of 12, where a mere 10 minutes of exposure can lead to skin damage. In contrast, the UV Index drops to 6 in January, February, and November, and even 5 in December, marking safer months for sun exposure. Visitors and residents are strongly advised to take precautions during high-risk months, including wearing protective clothing, applying sunscreen regularly, and seeking shade during peak hours to minimize the risk of sunburn and long-term skin damage. Always be mindful of your burn time, especially when the UV Index is highest.
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 |
Changshan | 6 | 7 | 10 | 10 | 11 | 12 | 12 | 12 | 11 | 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 |