UV Index in Guangze, China

Last updated: August 1, 2025

In Guangze, China, being aware of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels can significantly aid in sunburn prevention and promoting long-term skin health, especially during the peak hours when the UV index surges. Amid Guangze's humid subtropical climate (Cfa), residents and visitors face heightened UV exposure risks, particularly between 10 AM and 2 PM, when values can reach a critical 13. Stay informed and take necessary precautions to enjoy your time outdoors safely while minimizing harmful effects from the sun!

Hourly UV Index in Guangze

The UV Index today showcases a distinct peak around midday, reaching a maximum of 13 at 12:00 PM, indicating very high UV exposure. As the sun rises, UV levels gradually climb from 2 at 7:00 AM to an impressive 12 by noon, urging outdoor enthusiasts to embrace sun safety. The intensity begins to wane after 1:00 PM, dropping to 4 by 4:00 PM and further decreasing to a gentle 0 by 7:00 PM. With this clear pattern, it’s crucial to plan outdoor activities wisely, maximizing enjoyment during the midday sun while minimizing potential risks during 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	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	10	very high	15 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 Guangze

As the seasons change, UV Index levels shift significantly, peaking in the summer months. The highest risk for UV exposure typically occurs from May to August, where the UV Index reaches an extreme level of 12 to 13 and the recommended burn time is as little as 10 minutes. This trend continues into September, where the index remains at 11, indicating sustained high risk. In contrast, the winter months of January and December have lower UV levels, rated 6, which still falls under the high exposure category but allows for a longer burn time of 25 minutes. Visitors and residents are advised to take necessary precautions, especially during high-risk periods, by wearing protective clothing, applying sunscreen, and seeking shade when outdoors to minimize skin damage. Staying vigilant during peak UV days ensures better health and safety under the sun.

Monthly Maximum UV Index for Guangze, China

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

The table above highlights how UV exposure in Guangze 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.

Guangze'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
Guangze	6	8	10	11	12	12	13	13	11	9	8	6
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