UV Index in Heshi, China

Last updated: July 2, 2025

Understanding the UV Index in Heshi, China, is crucial for safeguarding your skin and overall health. With typical UV levels peaking at 13 during midday hours, awareness of these fluctuating values can help you prevent sunburn and long-term skin damage. Heshi’s humid subtropical climate (Cfa) means residents and visitors face unique exposure risks, particularly in the summer months. Monitoring the UV Index is an essential step in enjoying the sun responsibly while keeping your skin protected.

Hourly UV Index in Heshi

The UV Index throughout the day exhibits a remarkable fluctuation, reaching its peak at 12:00 PM with a scorching 13. As the sun climbs higher, the intensity of UV radiation increases, starting from a mild 1 at 7:00 AM and surging to a notable 9 by 10:00 AM. The morning hours reveal a steady rise, culminating in a blistering 12 at 11:00 AM. After the midday peak, the UVI begins to taper off, dropping to 11 at 1:00 PM, before gradually declining to 4 by 4:00 PM. As evening approaches, the UV levels continue to diminish, landing at a safe 0 by 7:00 PM. This hourly data underlines the importance of sun safety during the peak hours, particularly between 11:00 AM and 2:00 PM, when the UV Index poses the greatest risk.

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	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Heshi

Throughout the year, UV Index levels exhibit significant seasonal variation, peaking in the summer months. The high-risk months are generally from February through September, during which the UV Index reaches extreme levels (12-13), with a notably short burn time of just 10 minutes. In particular, March to August stand out as critical periods for sun exposure. Residents and visitors are advised to take precautionary measures during these months, such as applying high-SPF sunscreen, wearing protective clothing, and seeking shade to minimize UV exposure. Conversely, in January, October, November, and December, while the UV Index drops to high (7) or very high (9-10), residents should still remain vigilant, with burn times increasing to 15 or 25 minutes. Overall, prioritizing sun safety year-round is essential to protect skin health.

Monthly Maximum UV Index for Heshi, China

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

The table above highlights how UV exposure in Heshi 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.

Heshi'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
Guangzhou UVI	7	9	11	12	13	13	13	12	11	10	9	7
Heshi	7	9	12	12	13	13	13	13	11	10	9	7
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7