UV Index in Heichengzi, China

Last updated: August 1, 2025

Understanding the UV Index in Heichengzi, China, is crucial for safeguarding your skin health and preventing sunburn, especially during the warmer months. Peak UV levels in Heichengzi can reach a high of 10 from 11:00 AM to 12:00 PM, posing significant risks if adequate protection is not taken. With its Dwa climate, known for hot summers and cold winters, residents and visitors alike should be vigilant about UV exposure to enjoy the outdoors safely. Stay informed on the UV Index and take necessary precautions to protect your skin from harmful rays and maintain your well-being!

Hourly UV Index in Heichengzi

The UV Index for the day showcases a significant rise in solar intensity as the morning progresses. Starting from a mild 2 at 07:00, it escalates to a notable 10 by 11:00, peaking again at 12:00. This midday spike urges sun safety awareness, as the intensity then gradually dips to 9 by 13:00. Post-lunchtime, a swift decline brings it down to 8 at 14:00, followed by a gentle drop to 5 at 15:00. The evening brings a welcome reprieve, where the index slides to 2 by 17:00 and settles at 1 by 19:00. It's a perfect reminder to stay protected during the peak hours, especially between 10:00 and 12:00 when the sun's rays are at their strongest!

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	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Heichengzi

The seasonal UV changes reveal a notable increase in UV Index values from winter to summer, peaking in July and August at 10, indicating very high risk of harm from unprotected sun exposure. January and December have the lowest UV Index values of 2, signifying a low risk with a longer burn time of 45 minutes. The high-risk months are March through August, particularly April to July, when UV levels are very high, necessitating caution. Visitors and residents should take necessary precautions during these peak months, such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade, especially during midday hours, to minimize the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Heichengzi, China

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

The table above highlights how UV exposure in Heichengzi 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.

Heichengzi'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
Heichengzi	2	3	6	8	8	9	10	10	7	5	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