UV Index in Haixi, China

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents of Haixi, China, where exposure to ultraviolet rays can significantly impact skin health. With UV levels peaking at 12 during midday, awareness of these fluctuations can help prevent sunburn and long-term skin damage. Given Haixi's Cfa climate, characterized by warm summers and moderate sun exposure, it’s essential to recognize when the sun’s intensity is at its highest. By keeping an eye on the UV Index, you can make informed decisions to protect your skin and enjoy the outdoors safely.

Hourly UV Index in Haixi

As the sun rises, the UV Index begins its steady ascent, starting at a mild 2 at 7:00 AM. By 9:00 AM, it reaches a notable 7, signaling the need for sun protection. The peak occurs at 11:00 AM and 12:00 PM, where it hits a maximum of 12, indicating dangerously high levels of UV radiation. After this midday zenith, the index gradually declines, dropping to 6 by 3:00 PM and further to 1 by 5:00 PM, ultimately reaching 0 at sunset. This hourly progression emphasizes the importance of vigilance against UV exposure, particularly during the late morning to early afternoon when the risk is at its highest.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:002low45 min
08:004moderate30 min
09:007high25 min
10:0010very high15 min
11:0012extreme10 min
12:0012extreme10 min
13:0011extreme10 min
14:008very high15 min
15:006high25 min
16:003moderate30 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Haixi

As the seasons change, so do UV levels, significantly impacting skin safety for both visitors and residents. From January to March, the UV Index rises from 6 to 10, indicating high to very high exposure risk, with burn times decreasing from 25 minutes to just 15 minutes. April through August marks the peak months for UV intensity, consistently at 12, categorized as extreme, where even short exposures of 10 minutes can lead to sunburn. In September, UV levels remain high at 11 before tapering off through October with a 9, and finally decreasing to 5 in December, classified as moderate. For optimal sun safety, it is crucial for individuals to plan outdoor activities accordingly, particularly during the spring and summer months, ensuring protective measures such as sunscreen, clothing, and shade are utilized.

Monthly Maximum UV Index for Haixi, China

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Haixi. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec6810111212121211975
Data source: Statistical UV Index data for Haixi, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Haixi UV Index with Other China Cities

The table above highlights how UV exposure in Haixi compares to other major locations across China. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Haixi's solar exposure compared to other cities in China. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Beijing UVI2358991097642
Chengdu UVI568101211111011864
Shanghai UVI568101011121111864
Haixi6810111212121211975
Guangzhou UVI79111213131312111097
Shenzhen UVI710121214131313121197