UV Index in Suzhou, China

Last updated: June 2, 2025

Understanding the UV Index in Suzhou, China, is crucial for safeguarding your skin against harmful ultraviolet radiation. With UV levels peaking at 11 during midday, awareness is key to preventing sunburn and maintaining long-term skin health. Given Suzhou's humid subtropical climate, residents and visitors may face heightened exposure risks, particularly in the summer months when the sun is at its strongest. By keeping a close eye on the UV Index, you can take the necessary precautions to enjoy the beautiful outdoors without compromising your skin's well-being.

Hourly UV Index in Suzhou

The UV Index for the day follows a dynamic trend, peaking during the midday hours. Starting at a modest 2 at 7:00 AM, the intensity gradually intensifies, reaching 4 by 8:00 AM. As the sun climbs higher, the index escalates significantly, hitting a striking 9 at 10:00 AM and reaching its zenith of 11 at 12:00 PM. After this peak, a gradual decline sets in, with the index dropping to 5 by 3:00 PM before tapering off to 1 by 5:00 PM. The day concludes with a UV Index of 0 by 7:00 PM, signaling a clear drop in potential UV exposure. It's a reminder to stay sun-smart, especially during the midday hours when the UV rays are at their strongest!

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	10	very high	15 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 Suzhou

Throughout the year, seasonal changes in UV Index highlight varying risks associated with sun exposure. The high-risk months are primarily from March through August, where the UV Index reaches very high to extreme levels, particularly peaking in June, July, and August at an index of 11. During these months, the recommended burn time drastically decreases to just 10 minutes. Residents and visitors should take precautions by wearing sunscreen, protective clothing, and seeking shade during peak sun hours. In contrast, the UV Index drops significantly from October to December, where exposure risks are lower, transitioning from moderate to high levels but allowing for longer burn times. It's crucial to remain vigilant even in these months, but the urgency of sun protection is paramount during the peak summer months.

Monthly Maximum UV Index for Suzhou, China

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

The table above highlights how UV exposure in Suzhou 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.

Suzhou'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
Suzhou	5	6	9	9	10	11	11	11	10	7	6	4
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