Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Sandaogang, China, where the climate is classified as Dwa—characterized by distinct seasons and varying levels of sun exposure. The UV Index provides an essential guide to the strength of ultraviolet rays, helping you take proactive steps in sunburn prevention and skin health. With daily peaks reaching as high as 8 around midday, Sandaogang's sun can pose significant risks, making it vital to understand UV levels. By staying informed, you can enjoy the outdoors safely while protecting your skin from harmful rays.
The UV Index shows a dynamic pattern throughout the day, peaking in the late morning. At 07:00, the index starts at a moderate 3, climbing steadily to 4 by 08:00. As the sun rises higher, it reaches its zenith at 11:00 with an 8, signaling a time for caution and sun protection. After this peak, the index gently declines, hitting 7 at 12:00, then tapering off to 6 by 13:00. By the afternoon, values fall to 5 at 14:00, and continue to drop, hitting 3 at 15:00, and dwindling further to 1 by 17:00. With the sun setting, the UV Index lowers to 0 by 19:00, indicating a safe time as daylight fades. Remember to stay protected during peak hours to enjoy the sunshine safely!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 3 | moderate | 30 min |
08:00 | 4 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 7 | high | 25 min |
11:00 | 8 | very high | 15 min |
12:00 | 7 | high | 25 min |
13:00 | 6 | high | 25 min |
14:00 | 5 | moderate | 30 min |
15:00 | 3 | moderate | 30 min |
16:00 | 2 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index varies significantly throughout the year, with seasonal spikes occurring during the summer months. High-risk months include May, June, July, and August, when the UV Index reaches levels between 8 and 9, indicating a very high level of exposure risk with a burn time as low as 15 minutes. Conversely, the winter months of January, November, and December show low UV levels, where the burn time extends to 45 minutes. Residents and visitors should take protective measures during high UV periods by seeking shade, wearing protective clothing, and applying sunscreen regularly. Remember, even on cloudy days, UV rays can penetrate and cause skin damage—staying informed is key to enjoying the outdoors safely.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Sandaogang | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 8 | 7 | 4 | 2 | 2 |
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 |
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 |