Last updated: June 2, 2025
Understanding the UV Index is crucial for ensuring sun safety in Shanmen, China, where residents and visitors alike can be exposed to intense sunlight, particularly during the peak hours of 10 AM to 2 PM. This is especially important for preventing sunburn and promoting healthy skin, as the UV levels can reach a maximum of 12—a level categorized as extreme. The Dwb climate zone of Shanmen brings warm summers and sufficient UV exposure, making it essential to stay informed about daily UV levels and take necessary precautions. By keeping an eye on the UV Index, you can protect yourself and enjoy the sunny days while minimizing risks to your skin health.
As the day unfolds, the UV Index climbs steadily, peaking at a stunning 12 around noon. Starting from a modest 1 at 7:00 AM, the intensity escalates, reaching a vital 10 by 11:00 AM. The afternoon continues with high values, with 12 sustained from 12:00 PM to 1:00 PM, before gradually tapering off. By 4:00 PM, the index drops to 6, and as evening approaches, it cools to a safe 1 by 7:00 PM. For those venturing outdoors, it’s crucial to take precautions during the peak hours from 10:00 AM to 2:00 PM, when the sun's rays are strongest.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 5 | moderate | 30 min |
10:00 | 8 | very high | 15 min |
11:00 | 10 | very high | 15 min |
12:00 | 12 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 9 | very high | 15 min |
16:00 | 6 | high | 25 min |
17:00 | 3 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, UV index levels exhibit notable seasonal variations, with high-risk months occurring from March to August when the index peaks at 12, indicating extreme exposure and a burn time as short as 10 minutes. February also marks a transition into high exposure with an index of 6, while September and October see a decline to very high levels. To safeguard against potential skin damage, residents and visitors are strongly advised to minimize direct sun exposure during peak hours and to utilize appropriate sun protection measures, especially during the summer months when UV intensity is at its highest. In contrast, January, November, and December present a lower UV risk with moderate indices of 4 to 5 and longer burn times, allowing for greater outdoor activity with reduced concern for sun damage.
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 |
Shanmen | 4 | 6 | 8 | 10 | 12 | 12 | 12 | 12 | 10 | 8 | 5 | 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 |