UV Index in Zhoushan, China

Last updated: July 2, 2025

In Zhoushan, China, understanding the UV Index is essential for protecting your skin and maintaining overall health. With peak UV levels reaching a critical 11 around midday, awareness of these values can help residents and visitors alike prevent sunburn and long-term skin damage. The city's Cwa climate contributes to significant UV exposure, especially during the summer months, making it vital to stay informed about daily UV levels. By monitoring the UV Index, you can enjoy the beautiful outdoors safely while minimizing health risks associated with excessive sun exposure.

Hourly UV Index in Zhoushan

The UV Index data reveals a clear pattern in solar exposure throughout the day. Morning rays begin gently, with a maximum of 2 at 07:00, steadily rising to 4 by 08:00. As the sun climbs higher, the index peaks at an impressive 11 at 12:00, indicating a moment of intense UV radiation. Temperatures remain elevated with a 10 at 11:00 and 13:00, before gradually declining to 8 by 14:00. The afternoon light softens, dropping to 6 by 15:00, then continues to retreat as the sun sets—falling to 3 at 16:00, 2 at 17:00, and reaching 1 by 18:00 and 19:00. This data underscores the importance of protecting your skin during the peak hours, especially between 10:00 and 14:00, when the UV Index is at its 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	2	low	45 min
08:00	4	moderate	30 min
09:00	6	high	25 min
10:00	8	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	6	high	25 min
16:00	3	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Zhoushan

Throughout the year, the UV Index exhibits significant seasonal variation, with the most intense exposure occurring in the summer months. From June to August, the UV Index reaches its peak at 11, falling into the extreme category, where burn time is merely 10 minutes. Conversely, from January to March, the levels are moderate, ranging from 3 to 7, requiring 30 minutes to burn. Notably, the high-risk months are April through September, during which the index continually exceeds 8, indicating a need for strong sun protection measures. Visitors and residents are strongly advised to seek shade, wear protective clothing, and apply sunscreen during peak hours, particularly from late spring to early fall, to mitigate the risks associated with overexposure.

Monthly Maximum UV Index for Zhoushan, China

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

The table above highlights how UV exposure in Zhoushan 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.

Zhoushan'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
Zhoushan	4	5	7	9	10	11	11	11	9	7	5	3
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