UV Index in Guanghou, China

Last updated: May 3, 2025

In Guangzhou, China, understanding the UV Index is essential for protecting your skin health and preventing sunburn. With a humid subtropical climate, the city often experiences high levels of ultraviolet radiation, especially during the summer months. The UV Index peaking at 7 around midday signals a heightened risk for skin damage, making it crucial to be aware of these levels to enjoy the sun safely. Keep an eye on the UV Index to better plan your outdoor activities and safeguard your skin against harmful rays!

Hourly UV Index in Guanghou

As the sun rises, the UV Index begins to climb, peaking at 7 between 11:00 AM and 1:00 PM—a time to be cautious under the midday sun. By 07:00 AM, the index starts at a mild 2, but soon escalates to 5 by 09:00 AM and hits its zenith at 6 by 10:00 AM. From there, expect sustained intensity with 7 from 11:00 AM to 1:00 PM, signaling the need for sun protection. After this peak, the UV levels gradually decline, dropping to 4 at 3:00 PM and further to 1 by 5:00 PM, wrapping up a day where vigilant sun safety was paramount during those crucial midday 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.
Time	UVI	Category	Time to Burn
07:00	2	low	45 min
08:00	4	moderate	30 min
09:00	5	moderate	30 min
10:00	6	high	25 min
11:00	7	high	25 min
12:00	7	high	25 min
13:00	7	high	25 min
14:00	5	moderate	30 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Guanghou

Throughout the year, the UV Index reflects significant seasonal changes that impact sun exposure and potential skin damage. The high-risk months are from April to August, where the UV Index peaks at 9 in July, indicating very high exposure risk with a burn time as low as 15 minutes. Visitors and residents are advised to take extra precautions during these months, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours. Meanwhile, the winter months of January and February see a drop in UV levels to 2 and 3, classified as low to moderate, allowing for more lenient sun exposure while still taking care to protect skin. As the UV Index generally decreases towards the end of the year, exposure caution can be relaxed, particularly in November and December when burn times extend back to 45 minutes.

Monthly Maximum UV Index for Guanghou, China

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

The table above highlights how UV exposure in Guanghou 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.

Guanghou'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
Guanghou	2	3	5	6	7	8	9	8	6	4	2	1
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