UV Index in Heilongkou, China

Last updated: June 2, 2025

Understanding the UV Index in Heilongkou, China is essential for safeguarding your skin and overall health. With peak UV levels soaring to 12 during mid-day hours, awareness of these fluctuations can significantly aid in sunburn prevention and help maintain long-term skin health. Heilongkou's humid continental climate brings warm summers, increasing exposure to harmful UV rays. By staying informed about the UV Index, residents can better prepare for outdoor activities, ensuring they enjoy the sun safely while minimizing risks associated with excessive UV exposure.

Hourly UV Index in Heilongkou

The UV Index varies significantly throughout the day, peaking from 12:00 PM to 1:00 PM with a striking 12. Early morning starts off mild, reaching a maximum of 1 at 7:00 AM before climbing through the hours. At 9:00 AM, it hits 5, and by 10:00 AM, it intensifies to 8. The sun's intensity continues to rise, attaining its highest points at 11:00 AM and 12:00 PM, with the index hitting 10 and 12, respectively. As the afternoon progresses, a gradual decline begins; by 3:00 PM, it dips to 8, then further to 5 at 4:00 PM. The UV Index settles back down to 3 by 5:00 PM and returns to 1 as evening approaches, illustrating the importance of sun protection, particularly during the peak hours of midday.

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	8	very high	15 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Heilongkou

Throughout the year, UV Index levels exhibit notable fluctuations, with high-risk months identified between March and August, when the UV Index reaches extreme levels (10-12). During this period, particularly in May, June, and July, individuals should be especially cautious, as the burn time can be as short as 10 minutes. In April, the UV Index peaks at 10, maintaining a very high exposure risk. Conversely, the risk diminishes during the winter months, with January and December categorized as moderate exposure times (UV Index 4-5), allowing for longer burn times of 30 minutes. To protect against harmful UV radiation, visitors and residents are advised to wear sunscreen, protective clothing, and seek shade, particularly during peak UV hours (10 AM to 4 PM) in the higher index months.

Monthly Maximum UV Index for Heilongkou, China

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

The table above highlights how UV exposure in Heilongkou 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.

Heilongkou'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
Heilongkou	5	6	9	10	12	12	12	11	10	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