UV Index in Longtan, China

Last updated: July 2, 2025

In Longtan, China, understanding the UV Index is essential for safeguarding your skin from harmful sun exposure. With the region's Cwa climate bringing hot, humid summers, awareness of UV levels can help you prevent sunburns and maintain long-term skin health. During peak hours, particularly between 10 AM and 1 PM, the UV Index can soar to as high as 13, indicating extreme risk of harm from unprotected sun exposure. By being informed about these levels, residents and visitors can enjoy the sun safely while protecting their skin from potential damage.

Hourly UV Index in Longtan

The UV Index throughout the day presents a clear peak in intensity, with the highest readings occurring between 11:00 AM and 1:00 PM. Starting from a mild level of 1 at 07:00, the index climbs steadily, reaching 3 by 08:00 and hitting a significant 9 by 10:00. The sun reaches its zenith at 12:00 and 1:00, where the UV Index soars to a striking 13—a warning for outdoor enthusiasts to take precautions! As the afternoon wanes, the index gradually drops from 11 at 2:00 PM to 4 by 4:00 PM, and finally settles back to a gentle 1 by 6:00 PM. This data underscores the importance of vigilance against UV exposure during peak hours to ensure a safe and enjoyable day outdoors.

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
07:001low45 min
08:003moderate30 min
09:006high25 min
10:009very high15 min
11:0012extreme10 min
12:0013extreme10 min
13:0013extreme10 min
14:0011extreme10 min
15:008very high15 min
16:004moderate30 min
17:002low45 min
18:001low45 min
19:001low45 min

Monthly UV Index Trends in Longtan

Throughout the year, the UV Index experiences significant fluctuations, with the highest values occurring from March to September, when the index reaches an extreme level of 12 to 13. Notably, February marks the transition into high UV levels, and April through August are particularly high-risk months, with a burn time as short as 10 minutes during this period. As summer approaches, residents and visitors should be vigilant and prioritize sun protection strategies, such as wearing sunscreen, hats, and UV-protective clothing, to minimize the risk of skin damage. In contrast, January, October, November, and December see a decrease in the UV Index, categorized as either high or very high, allowing for longer safe exposure times—up to 25 minutes in January and December. It is essential to remain aware of changing UV levels, particularly during these peak months, to ensure health and safety in sunlight.

Monthly Maximum UV Index for Longtan, China

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Longtan. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec79121213131313121097
Data source: Statistical UV Index data for Longtan, 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 Longtan UV Index with Other China Cities

The table above highlights how UV exposure in Longtan 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.
Longtan's solar exposure compared to other cities in China. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Beijing UVI2358991097642
Chengdu UVI568101211111011864
Shanghai UVI568101011121111864
Guangzhou UVI79111213131312111097
Longtan79121213131313121097
Shenzhen UVI710121214131313121197