UV Index in Yunji, China

Last updated: August 1, 2025

Understanding the UV Index in Yunji, China is crucial for protecting your health under the sun. With UV levels peaking at a high 12 around midday, awareness of these radiation levels can significantly reduce the risk of sunburn and long-term skin damage. Yunji's Cwa climate brings warm summers and considerable sun exposure, making it essential for residents and visitors alike to stay informed about UV trends throughout the day. By knowing when the sun's rays are strongest, you can safeguard your skin while enjoying all that this vibrant city has to offer.

Hourly UV Index in Yunji

The UV Index peaks dramatically as the day unfolds, making sun safety a critical consideration. At 07:00, the UV Index starts at a modest 1, but by 09:00, it climbs to 4, signaling a noticeable increase in solar intensity. The highest reading occurs at 12:00, reaching a staggering 11, which indicates a very high level of UV radiation—perfect conditions for seeking shade or wearing protective clothing. As the afternoon progresses, the index begins to decline from 12:00 to 15:00, with 11 and 8 respectively, before tapering off to 3 by 17:00. The evening light brings relief as the UV Index drops back to 1 by 18:00, encouraging outdoor relaxation post-sun exposure. Always remain vigilant during those peak hours!

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
08:002low45 min
09:004moderate30 min
10:007high25 min
11:009very high15 min
12:0011extreme10 min
13:0012extreme10 min
14:0010very high15 min
15:008very high15 min
16:005moderate30 min
17:003moderate30 min
18:001low45 min
19:001low45 min

Monthly UV Index Trends in Yunji

The UV Index exhibits significant seasonal variation, with the highest risk months being May through August, when the index reaches extreme levels of 11 to 12, translating to a burn time of just 10 minutes. This poses a serious risk for skin damage, highlighting the importance of sun protection during this period. The spring months (March and April) also present very high UV levels, with burn times decreasing to 15 minutes. In contrast, the fall and winter months (October to March) see a reduction in UV exposure; however, January maintains a moderate level with a UV Index of 5. Residents and visitors are strongly advised to take precautions, especially from May to August, including wearing protective clothing, applying sunscreen liberally, and seeking shade during peak sun hours to minimize the risk of UV-related health issues.

Monthly Maximum UV Index for Yunji, China

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Yunji. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec56910111212129964
Data source: Statistical UV Index data for Yunji, 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 Yunji UV Index with Other China Cities

The table above highlights how UV exposure in Yunji 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.
Yunji's solar exposure compared to other cities in China. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Beijing UVI2358991097642
Chengdu UVI568101211111011864
Shanghai UVI568101011121111864
Yunji568101112121210964
Guangzhou UVI79111213131312111097
Shenzhen UVI710121214131313121197