UV Index in Yunmen, China

Last updated: August 1, 2025

In Yunmen, China, being aware of the UV Index is crucial for anyone enjoying the outdoors, as it directly impacts skin health and sunburn risk. Understanding UV levels can help you protect yourself from harmful rays, especially during peak hours when the index reaches its highest points, like 11 at noon and 1 PM. With a Cfa climate, Yunmen experiences warm summers and moderate sunshine, making it essential to stay informed about UV exposure risks. By monitoring the UV Index, you can take proactive measures to ensure a safe and enjoyable outdoor experience.

Hourly UV Index in Yunmen

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!

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.
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

Monthly UV Index Trends in Yunmen

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.

Monthly Maximum UV Index for Yunmen, China

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Yunmen. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Yunmen, 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 Yunmen UV Index with Other China Cities

The table above highlights how UV exposure in Yunmen 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.

Yunmen's solar exposure compared to other cities in China. Generated using Copernicus Atmosphere Monitoring Service information.
	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
Yunmen	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