UV Index in Guishan, China

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors of Guishan, China, where sunny days are common in its Cfa climate zone. Staying informed about UV levels helps in taking necessary precautions to prevent sunburn and protect skin health. With peak UV Index values reaching up to 11 between 11 AM and 1 PM, Guishan poses significant exposure risks, particularly during the summer months. By keeping track of the UV Index, you can enjoy the beautiful outdoors while safeguarding your skin from harmful UV radiation.

Hourly UV Index in Guishan

The UV Index throughout the day reveals a dramatic rise in sun intensity, peaking during the late morning to early afternoon. Starting the day at a modest 2 at 7:00 AM, the index climbs steadily, reaching 11 by 11:00 AM and maintaining that level until 1:00 PM. This signifies a high risk of harm from unprotected sun exposure. Following this peak, the index begins to dip, dropping to 8 by 2:00 PM, and continuing its decline until it falls to 0 by 7:00 PM. With this information, it's crucial to take sun safety precautions—especially during the hours 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	4	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	8	very high	15 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 Guishan

As the seasons change, so does the UV Index, presenting varying risks for sun exposure. January starts with a moderate level (UV Index 5), but by February, it escalates to high (UV Index 6). The high-risk months occur from March to August, where the UV Index peaks at 12 (extreme)—particularly in June and July, necessitating cautious measures. Visitors and residents should be especially vigilant during these months, limiting sun exposure to 10 minutes or less and using protective clothing and sunscreen. As summer gives way to autumn, the UV Index gradually decreases, dropping to very high (UV Index 10) in September and high (UV Index 6) in November, while December sees a return to moderate conditions. It is essential to remain aware of these fluctuations year-round to ensure safety from harmful UV radiation.

Monthly Maximum UV Index for Guishan, China

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

The table above highlights how UV exposure in Guishan 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.

Guishan'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
Guishan	5	6	9	9	11	12	12	11	10	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