UV Index in Heishan, China

Last updated: June 2, 2025

Understanding the UV Index in Heishan, China, is essential for safeguarding your skin health and preventing sunburn, especially during the peak summer months. With the region's Dwa climate, which features hot summers and cold winters, outdoor activities can expose residents and visitors to varying levels of UV radiation. During the day, UV levels can soar, peaking at 10 around noon, making it critical to stay informed. By monitoring the UV Index, you can enjoy the sun safely and protect your skin from potential damage.

Hourly UV Index in Heishan

The UV Index data reveals a dynamic sun journey throughout the day. Starting with a gentle warmth at 07:00 (UV Index 2), the intensity gradually climbs to peaking at 12:00 with a maximum of 10, indicating very high UV exposure—perfect for seeking shade or slathering on sunscreen! As the afternoon wears on, the index begins to dip, dropping to 7 by 14:00 and continuing to fade into the evening with readings of 5 at 15:00, 3 at 16:00, and tapering off to 1 by 18:00 and 19:00. This data beautifully illustrates the sun's powerful influence during midday, underscoring the importance of sun protection 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	4	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 Heishan

Throughout the year, the UV Index shows significant seasonal variations, with the highest values occurring during the summer months. From March to September, the index peaks, particularly in June, July, and August with a maximum of 10, classified as very high, resulting in a burn time of just 15 minutes. The high-risk months are therefore from April to September, where intense sun exposure can lead to quicker skin damage. In contrast, January, February, November, and December present a significantly lower risk, with UV Index values ranging from 2 to 4 and longer burn times. Visitors and residents are advised to take extra precautions during the high-risk months by seeking shade, wearing protective clothing, and applying sunscreen regularly to safeguard against harmful UV radiation.

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
Beijing UVI	2	3	5	8	9	9	10	9	7	6	4	2
Heishan	3	4	6	8	8	10	10	10	8	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