UV Index in Haicheng, China

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors in Haicheng, China, given its significant implications for sun safety and skin health. With the city's Dwa climate, characterized by hot summers, the risks of sunburn and long-term skin damage are heightened during peak UV exposure hours. Awareness of local UV levels not only aids in preventive measures but also helps individuals enjoy outdoor activities safely. For instance, during midday, the UV Index can soar to 11, signaling extremely high risk, making it essential to stay informed and take protective actions when the sun is at its strongest.

Hourly UV Index in Haicheng

The UV Index readings throughout the day reveal a dramatic rise in sun intensity as the morning unfolds. Starting at 2 at 07:00, the index climbs steadily, peaking at a scorching 11 by noon and remaining high until around 13:00. As the afternoon progresses, the UV Index gently declines, dropping to 5 by 15:00 and further descending to 1 by the evening hours. This pattern highlights the importance of sun protection during midday, as the intense solar radiation can pose health risks. Stay safe and enjoy the sun wisely!

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	3	moderate	30 min
09:00	6	high	25 min
10:00	8	very high	15 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 min
14:00	7	high	25 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 Haicheng

Throughout the year, UV exposure fluctuates significantly, with high-risk months occurring from April to August. During this period, the UV Index reaches its peak at 11 in July, categorized as extreme, which demands heightened caution as the burn time drops to just 10 minutes. The months of May and June also present very high risks, with burn times of only 15 minutes. Conversely, the UV Index is at its lowest in January and December, with an exposure category of low, allowing for longer burn times of 45 minutes. It's crucial for both visitors and residents to be mindful of these variations; seeking shade, wearing protective clothing, and applying sunscreen become essential in the high-risk months, especially during the peak hours of sunlight.

Monthly Maximum UV Index for Haicheng, China

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

The table above highlights how UV exposure in Haicheng 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.

Haicheng'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
Haicheng	2	3	6	7	8	10	11	10	7	6	3	2
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