UV Index in Hongjiazui, China

Last updated: August 1, 2025

In Hongjiazui, China, being aware of the UV Index is crucial for protecting your skin and overall health. With UV levels peaking at a staggering 12 around midday, understanding these numbers can significantly help in preventing sunburn and reducing the risk of long-term skin damage. The subtropical climate experienced in this region brings with it intense sunlight, particularly between 10 AM and 2 PM, when UV exposure poses the greatest threat. By staying informed about the UV Index, residents and visitors can take proactive steps to enjoy the outdoors safely while safeguarding their skin health.

Hourly UV Index in Hongjiazui

At dawn, the UV Index begins its ascent at a modest 1 by 7:00 AM, reflecting minimal sun risk. As the morning unfolds, it climbs to 3 by 8:00 AM and reaches 6 by 9:00 AM, signaling an increase in sun exposure. The sun peaks at 12 around noon, indicating a high risk of harm from unprotected sun exposure. The intensity remains high at 11 until 1:00 PM, before gradually declining as the afternoon progresses. By 3:00 PM, the index dips to 6, and later, it falls to 2 by 5:00 PM, showcasing a gentle evening retreat from the sun. Finally, the UV Index settles back to 1 by 6:00 PM, signaling a safe end to the day's exposure. Remember to protect your skin during those peak hours from 10:00 AM to 2:00 PM!

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	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	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 Hongjiazui

Throughout the year, UV exposure levels fluctuate significantly, with the highest risks occurring from March to August. During this peak period, particularly in May and July, the UV Index reaches an extreme level of 11-12, resulting in a low burn time of just 10 minutes. In contrast, the UV Index decreases in the fall and winter months, dropping to a moderate 5 in December. Visitors and residents are strongly advised to take precautionary measures between March and August by wearing protective clothing, applying sunscreen regularly, and limiting outdoor activities during peak sunlight hours to reduce the risk of skin damage.

Monthly Maximum UV Index for Hongjiazui, China

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

The table above highlights how UV exposure in Hongjiazui 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.

Hongjiazui'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
Hongjiazui	6	7	9	10	11	11	12	12	10	8	7	5
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