UV Index in Haiyan, China

Last updated: July 2, 2025

Understanding the UV Index in Haiyan, China is essential for protecting your skin and overall health. With UV levels peaking at 13 during midday, awareness of UV exposure can help residents and visitors prevent sunburn and long-term skin damage. The climate in Haiyan, classified as Cwa, brings significant sun exposure, making it crucial to monitor UV levels and take appropriate precautions. Whether you’re enjoying outdoor activities or simply navigating daily life, knowing the UV Index can empower you to enjoy the sun safely.

Hourly UV Index in Haiyan

From 07:00 to 19:00, the UV Index exhibits a pronounced peak during midday hours, soaring to 13 between 12:00 and 13:00. The intensity rises steadily from a mild 1 at 07:00 to a substantial 12 at 11:00, indicating peak sun exposure just before noon. As the afternoon progresses, the index gradually declines, dropping to 5 by 16:00 and further to a safe 1 as the sun sets. With a dramatic increase during the late morning and early afternoon, it's crucial to stay protected against UV rays, especially when the index hits 9 and above between 10:00 and 14:00.

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	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 min
16:00	5	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 Haiyan

Throughout the year, UV exposure levels fluctuate significantly, with very high to extreme categories dominating from January to October. The highest UV Index readings occur in May, with a peak of 14, and consistently high levels are observed from March through September, when the burn time is as short as 10 minutes. November shows a decrease to a very high index of 9, while December's index of 7 falls into the high category, allowing for a longer burn time of 25 minutes. Visitors and residents should remain vigilant during the high-risk months of March through October, ensuring they use appropriate sun protection measures, such as sunscreen and protective clothing, especially during peak sun hours. Stay aware of the UV Index to safeguard your skin and health all year round.

Monthly Maximum UV Index for Haiyan, China

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

The table above highlights how UV exposure in Haiyan 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.

Haiyan'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
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7
Haiyan	8	10	12	12	14	13	13	13	12	11	9	7