UV Index in Cishan, China

Last updated: August 1, 2025

In Cishan, China, awareness of the UV Index is essential for safeguarding your skin and overall health. Understanding the levels of ultraviolet radiation can help you take necessary precautions against sunburn and long-term skin damage. With a climate classified as Dwa, Cishan experiences significant UV exposure, particularly during peak hours when the index can soar to an intense 11 around noon. By staying informed about the UV Index, you can enjoy the outdoors safely while minimizing the risks associated with high UV levels.

Hourly UV Index in Cishan

The UV Index data reveals a clear pattern in solar exposure throughout the day. Morning rays begin gently, with a maximum of 2 at 07:00, steadily rising to 4 by 08:00. As the sun climbs higher, the index peaks at an impressive 11 at 12:00, indicating a moment of intense UV radiation. Temperatures remain elevated with a 10 at 11:00 and 13:00, before gradually declining to 8 by 14:00. The afternoon light softens, dropping to 6 by 15:00, then continues to retreat as the sun sets—falling to 3 at 16:00, 2 at 17:00, and reaching 1 by 18:00 and 19:00. This data underscores the importance of protecting your skin during the peak hours, especially between 10:00 and 14:00, when the UV Index 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.
Time	UVI	Category	Time to Burn
07:00	2	low	45 min
08:00	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 min
14:00	7	high	25 min
15:00	5	moderate	30 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Cishan

Throughout the year, UV Index levels change significantly, indicating varying levels of sun exposure risk. The high-risk months are from April to July, where the UV Index reaches its peak at 11 in July, classified as extreme, with a burn time of just 10 minutes. In April and May, the UV Index is 8, tagged as very high, allowing for only 15 minutes of exposure before burning begins. Conversely, during January and December, the UV Index remains low at 2, offering a safe burn time of 45 minutes. As such, it's crucial for visitors and residents to take extra precautions during high UV periods, such as seeking shade, wearing protective clothing, and using sunscreen to minimize skin damage. Stay vigilant from March through September to ensure safe sun exposure practices.

Monthly Maximum UV Index for Cishan, China

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

The table above highlights how UV exposure in Cishan 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.

Cishan'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
Cishan	2	4	6	8	8	9	11	10	7	6	3	2
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
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