UV Index in Haishan, China

Last updated: May 3, 2025

Understanding the UV Index in Haishan, China is crucial for anyone who enjoys the outdoors or values skin health. With the potential for maximum UV levels reaching as high as 13 during peak sunlight hours, awareness of these levels can mean the difference between a fun day in the sun and painful sunburn. In this Cfa climate zone, characterized by warm summers and significant solar exposure, knowledge of UV risks helps residents and visitors protect themselves from harmful rays. By monitoring the UV Index, you can take proactive steps to ensure your skin stays safe and healthy while enjoying all that Haishan has to offer.

Hourly UV Index in Haishan

As the sun rises, the UV Index steadily climbs, peaking at a striking 13 around 12:00 PM. The morning starts mild, with levels of 1 at 7:00 AM, escalating to 6 by 9:00 AM. As the clock ticks to 11:00 AM, sun-seekers must take heed, as risks intensify with a UV Index of 12. After the zenith at noon, the index begins its descent, dipping to 10 at 2:00 PM and falling to a manageable 3 by 4:00 PM. As the day winds down, levels decrease to 2 at 5:00 PM and finally return to a safe 0 after 7:00 PM. It's a reminder to stay protected 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	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	10	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	0	low	45 min

Monthly UV Index Trends in Haishan

The UV Index typically peaks during the warmer months, with high-risk periods identified from March through September. In March, the UV Index reaches 12, categorized as extreme, with a burn time of just 10 minutes. This intensity continues into July and August, where the UV Index stays at its highest level of 13, maintaining the extreme risk and minimal burn time. As temperatures begin to cool, the UV Index slightly decreases to 10 in October and 9 in November, both still classified as very high. To stay safe, it is essential for visitors and residents to take precautions during these high-risk months, including wearing protective clothing, applying sunscreen frequently, and seeking shade during peak hours.

Monthly Maximum UV Index for Haishan, China

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

The table above highlights how UV exposure in Haishan 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.

Haishan'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
Guangzhou UVI	7	9	11	12	13	13	13	12	11	10	9	7
Haishan	7	10	12	12	13	13	13	13	12	10	9	7
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7