UV Index in Heishan, China

Last updated: August 1, 2025

In Heishan, China, understanding the UV Index is essential for safeguarding your skin and overall health. With the region's Dwa climate bringing varied exposure to sunlight throughout the year, being aware of UV levels can help you prevent sunburn and reduce the long-term risks of skin damage. During peak hours, particularly between 11:00 AM and 1:00 PM, UV levels soar to a dangerous 10, making it crucial to take protective measures. Stay informed to enjoy the sun safely and protect your skin from its harmful effects!

Hourly UV Index in Heishan

As the sun rises, the UV Index steadily climbs, beginning at a modest 2 by 07:00. By 09:00, it reaches 6, signaling a need for precaution. The intensity peaks at 12:00, hitting a 10, where sun safety measures become crucial for anyone outdoors. The afternoon witnesses a gentle decline, sustaining a 8 at 14:00, before tapering off further to 6 by 15:00. As the day winds down, the index drops to 3 at 16:00, and then to a mild 2 by 17:00. As evening approaches, the index settles at 1, emphasizing the diminishing risks of UV exposure. Stay informed and protect your skin 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	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 Heishan

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 Heishan, China

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

The table above highlights how UV exposure in Heishan 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.

Heishan'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
Heishan	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