UV Index in Wenzhou, China

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of Wenzhou, China, where the climate is characterized as humid subtropical (Cfa). With peak UV levels soaring as high as 12 during midday, being aware of these fluctuations can significantly aid in sunburn prevention and protect your skin health. As Wenzhou experiences considerable sun exposure, especially in the summer months, monitoring these UV levels not only helps dodge painful burns but also mitigates long-term skin damage. Stay informed and enjoy the sun responsibly!

Hourly UV Index in Wenzhou

The UV Index data paints a vivid picture of the sun's intensity throughout the day. Starting at a mild 2 at 07:00, it quickly rises, reaching 4 by 08:00. As the day progresses, the sunlight intensifies, hitting a peak of 12 at 12:00—a time when sun protection is crucial. The afternoon shows a slight decline, with the index dropping to 9 at 14:00 and then decreasing further to 3 by 16:00. By the evening, the UV Index settles down to a mere 1 at 17:00, and it almost vanishes completely by 19:00 with a 0 reading. It's clear that mid-day is the time to stay shaded and safe, while the early morning and late evening offer a kinder touch from the sun.

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	7	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 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 Wenzhou

As the seasons change, so do UV levels, significantly impacting skin safety for both visitors and residents. From January to March, the UV Index rises from 6 to 10, indicating high to very high exposure risk, with burn times decreasing from 25 minutes to just 15 minutes. April through August marks the peak months for UV intensity, consistently at 12, categorized as extreme, where even short exposures of 10 minutes can lead to sunburn. In September, UV levels remain high at 11 before tapering off through October with a 9, and finally decreasing to 5 in December, classified as moderate. For optimal sun safety, it is crucial for individuals to plan outdoor activities accordingly, particularly during the spring and summer months, ensuring protective measures such as sunscreen, clothing, and shade are utilized.

Monthly Maximum UV Index for Wenzhou, China

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

The table above highlights how UV exposure in Wenzhou 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.

Wenzhou'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
Wenzhou	6	8	10	11	12	12	12	12	11	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