UV Index in Guoduwan, China

Last updated: June 2, 2025

Understanding the UV Index in Guoduwan, China, is crucial for maintaining skin health and preventing sunburn. With the region's Cfa climate, which features humid summers and mild winters, the UV exposure can spike dramatically, especially around midday when levels can exceed 11. This makes it vital for locals and visitors alike to be aware of UV levels throughout the day to safeguard against harmful effects of sun exposure. By staying informed about the UV Index, you can take proactive measures to protect your skin and enjoy the beautiful sunny days that Guoduwan has to offer!

Hourly UV Index in Guoduwan

The UV Index shows a dramatic rise as the sun climbs in the sky, peaking at 11 between noon and 1 PM, indicating an exceptionally high risk of harm from unprotected sun exposure. Starting the day low at a mere 1 at 7 AM, it steadily increases to 3 and then 5 by 9 AM, setting the stage for the intense midday sun. As it reaches 10 at 11 AM, it signals to outdoor enthusiasts to seek shade or don protective gear. The index begins to wane after 1 PM, dropping to 10 at 2 PM, and declining further to 3 by 5 PM, before settling back to 1 after 6 PM. To stay safe under the scorching sun, be sure to take precautions during those peak 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	1	low	45 min
08:00	3	moderate	30 min
09:00	5	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 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 Guoduwan

The UV Index shows notable seasonal variations, with the highest values occurring in the spring and summer months. From March to August, the UV Index escalates significantly, reaching an extreme level of 12 in July, where the burn time drops to a mere 10 minutes. May and June also pose high risks, with an index of 11. The springtime months of March and April register at 10 and 9 respectively, categorized as very high, requiring caution. Conversely, the UV Index decreases from September onwards, dropping to a moderate level of 4 in December. Visitors and residents are advised to take precautions during high-risk months (March through October), wearing protective clothing and applying sunscreen frequently, especially between 10 AM and 4 PM when sun exposure is most intense.

Monthly Maximum UV Index for Guoduwan, China

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

The table above highlights how UV exposure in Guoduwan 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.

Guoduwan'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
Guoduwan	6	6	10	9	11	11	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