UV Index in Yanshan, China

Last updated: May 3, 2025

Understanding the UV Index in Yanshan, China is crucial for protecting your skin and overall health. With the potential for intense UV exposure, particularly during the midday hours when levels peak at 12, being aware of these numbers can help you prevent sunburn and long-term skin damage. Yanshan's Cwa climate, characterized by hot summers and moderate winters, creates an environment where UV rays can be particularly strong. Staying informed about UV levels enables residents and visitors alike to take appropriate precautions, ensuring safe and enjoyable outdoor activities throughout the year.

Hourly UV Index in Yanshan

The UV Index for today showcases a dramatic rise as the sun climbs higher in the sky. Beginning at a mild 1 at 07:00, it reaches a low 2 by 08:00, signaling a safe start to the day. However, as the clock ticks toward 10:00, intensity spikes to 7, peaking at an intense 12 from noon to 13:00, indicating a critical time for sun safety. Following this zenith, the index gradually decreases, falling back to 10 by 14:00 and tapering off to 1 by 19:00. To enjoy the outdoors while minimizing skin damage, it’s essential to stay vigilant around midday when the UV levels are at their 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.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 min
09:00	5	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	8	very high	15 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 Yanshan

Throughout the year, the UV Index experiences significant seasonal changes, reflecting the varying levels of solar radiation and associated risk for sunburn. The high-risk months are from March to September, peaking in April through August with an extreme exposure category and a consistently high UV Index of 12, which corresponds to a burn time of just 10 minutes for unprotected skin. As such, it is crucial for both visitors and residents to take proactive measures during these months, such as using broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours. The UV Index drops notably in the fall and winter, with moderate levels in January and December and a high level in November, allowing for safer outdoor activities during these cooler months, though caution should still be exercised.

Monthly Maximum UV Index for Yanshan, China

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Yanshan. 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 Yanshan, 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 Yanshan UV Index with Other China Cities

The table above highlights how UV exposure in Yanshan 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.

Yanshan'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
Yanshan	5	6	10	11	12	12	12	12	11	9	7	5
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