Last updated: August 1, 2025
Understanding the UV Index in Sanhui, China is crucial for safeguarding your skin against harmful ultraviolet radiation. With peak UV levels often reaching as high as 11 around midday, awareness of these fluctuating levels is vital for sunburn prevention and long-term skin health. The Cwa climate in Sanhui brings warm summers with intense sunlight, heightening the risk of UV exposure and making it essential to stay informed about daily UV readings. By keeping an eye on the UV Index, you can enjoy the outdoors while protecting your skin from unnecessary damage.
The UV Index fluctuates throughout the day, beginning with a gentle rise from a modest 1 at 07:00 to a peak of 11 at noon. As the sun reaches its highest point, the intensity of UV radiation escalates, urging caution and protection. The index remains high until 14:00, maintaining a reading of 10, before gradually declining in the afternoon. By 17:00, it drops to 3 and cools off to 1 by evening, highlighting the dramatic shift in UV exposure as daylight fades. For a sun-safe day, plan outdoor activities in the morning or later in the evening!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 6 | high | 25 min |
11:00 | 9 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 10 | 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 |
As the seasons change, so do UV index levels, highlighting the importance of sun safety for both visitors and residents. From January to March, UV exposure begins to rise from moderate (5) to very high (8), with significant reductions in burn time. April to September sees peak UV intensity, reaching extreme levels (11), where the burn time shortens to just 10 minutes; these months are particularly hazardous, requiring diligent sun protection. October marks a decline, with a return to very high levels (8) for a brief period, before tapering back to high (6) in November and resetting to moderate (4) in December. Residents and visitors are strongly advised to remain vigilant during the high-risk months of March through September, utilizing sunscreen, protective clothing, and seeking shade whenever possible to safeguard against harmful UV exposure.
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 |
Sanhui | 5 | 6 | 8 | 10 | 11 | 11 | 11 | 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 |