Last updated: June 2, 2025
Understanding the UV Index in Guanshan, China is crucial for protecting your skin and overall health. As the sun's intensity varies throughout the day, being aware of UV levels helps prevent sunburn and long-term skin damage. Guanshan's humid subtropical climate (Cwa) often leads to intensified UV exposure, especially during peak hours when the Index can reach as high as 11. This makes it essential for residents and visitors alike to stay informed about the UV Index to enjoy the outdoors safely while keeping skin health in check.
The hourly UV Index reveals a sharp rise in sunlight intensity throughout the morning, starting at a mild 1 at 07:00. By 09:00, it climbs to 5, and by 11:00, it peaks at a striking 9. The highest levels occur during midday, with a maximum 11 reached from 12:00 to 13:00, indicating a very high risk of harm from unprotected sun exposure. As the afternoon progresses, the index gradually declines, settling back to 7 at 15:00 and further down to 1 by 19:00. For those enjoying outdoor activities, it’s crucial to stay sun-safe during the peak hours!
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 | 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 | 9 | very high | 15 min |
15:00 | 7 | high | 25 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 |
Throughout the year, the UV Index exhibits significant seasonal variations, highlighting specific periods that pose a higher risk for sunburn and skin damage. From March to September, the UV Index frequently reaches levels categorized as high to extreme, with April and May being the peak months (UV Index 9 and 11, respectively). Residents and visitors should be particularly cautious during these high-risk months, with recommended burn times dropping to as low as 10-15 minutes. As the index decreases in the fall and winter months, January and December see a return to a moderate exposure category, allowing for longer safe exposure times of 30 minutes. It is advisable for everyone to take necessary precautions, including the use of sunscreen, protective clothing, and seeking shade, especially during peak UV times in late spring and summer.
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 |
Guanshan | 3 | 5 | 7 | 9 | 11 | 11 | 10 | 10 | 8 | 7 | 5 | 3 |
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 |