UV Index in Guandu, China

Last updated: June 2, 2025

In Guandu, China, being aware of the UV Index is crucial for safeguarding your skin and overall health. As UV radiation can lead to sunburn and long-term skin damage, understanding UV levels helps you take proactive steps to protect yourself during peak sunlight hours. Given Guandu's Cfa climate, which is characterized by warm, humid summers, residents and visitors should pay particular attention to the UV Index, especially during the midday hours when levels can soar to a staggering 12. Armed with this knowledge, you can enjoy the outdoors while minimizing your risk of harmful UV exposure.

Hourly UV Index in Guandu

As the day unfolds, the UV Index climbs steadily, peaking at an intense 12 between noon and 1 PM. Starting from a mild 1 at 7 AM, the index escalates, hitting 4 by 9 AM, before reaching 10 at 11 AM. At 12 PM, the sun’s rays intensify, prompting caution as the index remains high at 12 until 1 PM. After this peak, it gradually declines, dropping to 9 by 3 PM, and then descending further to 1 by 7 PM. It's a day that reminds us to stay sun-safe during those peak hours, especially 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	4	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	11	extreme	10 min
15:00	9	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 Guandu

Throughout the year, UV Index levels exhibit significant seasonal variations, with the highest readings occurring from March to August. High-risk months are primarily April to July, where the UV Index reaches extreme levels (11-13) and the recommended burn time is as little as 10 minutes. During these peak months, it's crucial for both visitors and residents to take essential precautions, such as wearing broad-spectrum sunscreen, protective clothing, and sunglasses, and seeking shade during midday hours. In contrast, the UV Index drops to moderate levels in December and January, providing a safer environment for outdoor activities, although vigilance is still advised, particularly during February and November, which see high UV levels as well. Stay informed and protect your skin year-round!

Monthly Maximum UV Index for Guandu, China

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

The table above highlights how UV exposure in Guandu 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.

Guandu'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
Guandu	6	7	9	11	13	12	13	12	10	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