UV Index in Guzhu, China

Last updated: May 3, 2025

In Guzhu, China, awareness of the UV Index is crucial for safeguarding your skin during outdoor activities. Understanding UV levels can help you prevent sunburn and maintain healthy skin, especially as the sun's intensity peaks throughout the day. Guzhu's humid subtropical climate (Cfa) often leads to increased UV exposure, with peak indices soaring to 13 around midday. Knowing these levels empowers residents and visitors alike to take necessary precautions, ensuring fun in the sun while keeping skin health a top priority.

Hourly UV Index in Guzhu

At sunrise, the UV Index begins its ascent at 1 by 07:00, indicating minimal risk for sun exposure. As the day progresses, it climbs steadily, reaching 3 by 08:00 and escalating dramatically to 6 by 09:00. The sun's intensity peaks at 13 by noon and maintains a high of 12 until 13:00, signaling a significant risk of harm from unprotected sun exposure. After this peak, the index gradually tapers off, dropping to 9 by 14:00, then back to 6 by 15:00. As the afternoon fades into evening, the UV Index declines to 3 at 16:00, 2 at 17:00, and ultimately settles at 1 by 18:00 before disappearing altogether by 19:00. It's crucial to stay protected during the peak hours, especially between 10:00 and 14:00 when the index is at its highest!

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	12	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	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 Guzhu

The UV Index varies significantly throughout the year, with peak levels occurring from May to September. During these months, the index reaches extreme levels, peaking at 14 in August, which translates to a burn time of just 10 minutes. The highest risk months are therefore from February to September, particularly in spring and summer, when daily exposure can lead to serious skin damage in a very short time. Even during October and November, the UV levels remain high, categorized as very high with a burn time of 15 minutes. Visitors and residents should take precautions by seeking shade, wearing protective clothing, and using sunscreen to minimize their risk of UV exposure, especially during these high-risk months.

Monthly Maximum UV Index for Guzhu, China

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

The table above highlights how UV exposure in Guzhu 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.

Guzhu'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
Guzhu	7	9	12	12	13	13	13	14	12	10	9	7
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7