UV Index in Heishan, China

Last updated: May 3, 2025

In Heishan, China, being aware of the UV Index is essential for protecting your skin and maintaining overall health. With a climate classified as Dwa, residents and visitors experience varying UV levels throughout the day, peaking at a level of 7 between 10:00 AM and 12:00 PM. Understanding these fluctuations is crucial for sunburn prevention, as exposure to high UV levels can lead to serious skin damage over time. As the sun shines brightly in Heishan, knowing the UV Index empowers you to make informed decisions about outdoor activities and safeguard your skin's health. Stay informed and protect yourself!

Hourly UV Index in Heishan

At 07:00, the UV Index begins its climb from a low of 2, signaling a gentle start to the day. By 08:00, it rises to 4, marking the onset of moderate sun exposure. The real intensity hits between 09:00 and 12:00, peaking at 7, as the sun reaches its zenith and UV rays are most potent. After this peak, the index gradually declines, sliding down to 6 at 13:00 and tapering to 5 by 14:00. As afternoon transitions to evening, the UV Index dips further, reaching 3 at 15:00, before settling at 2 by 16:00. The sun's influence wanes further as it approaches the horizon, resulting in 1 at 17:00 and 18:00, finally dropping to 0 by the time the clock strikes 19:00. A clear reminder to embrace sun safety 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	7	high	25 min
11:00	7	high	25 min
12:00	7	high	25 min
13:00	6	high	25 min
14:00	5	moderate	30 min
15:00	3	moderate	30 min
16:00	2	low	45 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

During the year, the UV Index exhibits notable seasonal variations, with high-risk months emerging from late spring through summer. May through August sees a significant increase in UV levels, peaking in June and July at a very high index of 9, where the recommended burn time is just 15 minutes. Conversely, the winter months of December and January present a low exposure risk with an index of 1 to 2 and burn times extending up to 45 minutes. Visitors and residents are advised to take extra precautions during the high and very high UV months, which include applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially between 10 AM and 4 PM when UV rays are strongest. Stay informed and protect your skin to enjoy the outdoors safely!

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	4	6	7	9	9	8	6	4	2	1
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