UV Index in Butou, China

Last updated: August 1, 2025

In Butou, China, understanding the UV Index is essential for safeguarding your skin against harmful ultraviolet rays. With UV levels peaking at a significant 12 around midday, awareness of these fluctuations can help prevent sunburns and long-term skin damage. Given Butou's humid subtropical climate, residents and visitors alike need to be vigilant about UV exposure, especially during the summer months when the sun's intensity is heightened. Staying informed about daily UV levels can be your ticket to enjoying the outdoors while keeping your skin health in check.

Hourly UV Index in Butou

As the sun rises, the UV Index begins its ascent, starting at a gentle 2 at 7:00 AM. By 9:00 AM, it climbs to 7, signaling that sunscreen might be a wise choice. The intensity peaks between 11:00 AM and 12:00 PM with a maximum of 12, emphasizing the need for protective measures during these hours. After noon, the index gradually declines, settling at 6 by 3:00 PM and dropping further to 2 by 5:00 PM. As the day wanes, the UV exposure diminishes, reaching a harmless 0 by 7:00 PM. Stay vigilant and protect your skin when the UV 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	2	low	45 min
08:00	4	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	12	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	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Butou

As the seasons change, so do UV levels, significantly impacting skin safety for both visitors and residents. From January to March, the UV Index rises from 6 to 10, indicating high to very high exposure risk, with burn times decreasing from 25 minutes to just 15 minutes. April through August marks the peak months for UV intensity, consistently at 12, categorized as extreme, where even short exposures of 10 minutes can lead to sunburn. In September, UV levels remain high at 11 before tapering off through October with a 9, and finally decreasing to 5 in December, classified as moderate. For optimal sun safety, it is crucial for individuals to plan outdoor activities accordingly, particularly during the spring and summer months, ensuring protective measures such as sunscreen, clothing, and shade are utilized.

Monthly Maximum UV Index for Butou, China

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

The table above highlights how UV exposure in Butou 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.

Butou'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
Butou	6	8	10	11	12	12	12	12	11	9	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