UV Index in Heihe, China

Last updated: June 2, 2025

In Heihe, China, being aware of the UV Index is crucial for protecting your skin and maintaining overall health. Understanding the UV levels can help prevent sunburn and long-term skin damage, particularly during peak hours when the UV Index soars to 14 at midday. Heihe experiences an ET climate, characterized by cooler temperatures but with sudden increases in UV exposure, especially in sunny seasons. By staying informed about UV levels, residents and visitors can enjoy outdoor activities while safeguarding their skin from harmful ultraviolet rays.

Hourly UV Index in Heihe

As the sun rises, the UV Index begins its ascent, starting at a modest 1 at 07:00. By 09:00, it ramps up to 4, signaling the need for some sun protection. The intensity peaks around 12:00, reaching a scorching 14 before hitting its maximum of 16 at 13:00. As the afternoon progresses, the index gradually declines, showcasing 15 at 14:00 and tapering down to 10 by 16:00. By 18:00, the UV Index drops to 3, and as the day closes, it returns to a safe 1 by 19:00. Stay sun-smart and enjoy your time outdoors!

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	2	low	45 min
09:00	4	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	14	extreme	10 min
13:00	16	extreme	10 min
14:00	15	extreme	10 min
15:00	13	extreme	10 min
16:00	10	very high	15 min
17:00	6	high	25 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Heihe

Throughout the year, the UV Index exhibits significant fluctuations, with the highest risk months occurring from March to September, where values reach extreme levels of 11 to 18, resulting in a burn time as low as 10 minutes. In contrast, January and December present moderate exposure, while October and November are classified as very high. Residents and visitors should exercise caution during the high-risk months by seeking shade, wearing protective clothing, and applying sunscreen with a high SPF regularly to mitigate potential harm from increased UV radiation. Staying informed and adjusting outdoor activities accordingly can help ensure safety during these sun-intensive periods.

Monthly Maximum UV Index for Heihe, China

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

The table above highlights how UV exposure in Heihe 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.

Heihe'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
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7
Heihe	4	7	11	13	18	16	15	15	13	10	8	5