UV Index in Hongjiazui, China

Last updated: June 2, 2025

In Hongjiazui, China, being aware of the UV Index is crucial for protecting your skin and maintaining overall health. Understanding UV levels is essential to prevent sunburn and reduce the risk of long-term skin damage, especially during peak hours when the index reaches as high as 11 from 11:00 AM to 1:00 PM. With its humid subtropical Cfa climate, Hongjiazui experiences substantial sun exposure, making it imperative for residents and visitors to stay informed about UV risks throughout the day. By monitoring the UV Index, you can enjoy the sunshine safely while taking the necessary precautions for your skin's well-being.

Hourly UV Index in Hongjiazui

As the day unfolds, the UV Index reaches its peak during the late morning and early afternoon hours. Starting at a modest 2 by 07:00, the intensity steadily climbs, hitting 3 by 08:00 before surging to 6 by 09:00. The sun truly asserts itself around 10:00, where the index soars to 8, and by 11:00, it hits a striking 11—the maximum for the day. This intense UV exposure remains consistent until 13:00, when conditions maintain an index of 11. Gradually, the UV rays start to wane, dropping to 9 by 14:00, then further declining to 6 at 15:00. In the late afternoon and evening, the index recedes to 4 at 16:00, followed by 2 at 17:00, tapering off to a gentle 1 by 18:00 and 19:00. It's a perfect reminder to stay vigilant about 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	3	moderate	30 min
09:00	6	high	25 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	11	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	1	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