UV Index in Caoxi, China

Last updated: August 1, 2025

Understanding the UV Index is essential for residents and visitors in Caoxi, China, as it directly impacts sun safety and skin health. With UV levels peaking at a striking 12 around noon, awareness of these numbers can help prevent sunburns and long-term skin damage. Given Caoxi's Cfa climate, which presents a mix of humid subtropical conditions, the risks of overexposure are heightened during the summer months. By keeping track of the UV Index, you can enjoy the beautiful sun while effectively protecting your skin from harmful rays.

Hourly UV Index in Caoxi

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	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 Caoxi

The UV Index exhibits significant seasonal variation, peaking during the summer months of May through August, where levels reach an extreme range of 11 to 12, resulting in a decreased burn time of just 10 minutes. This places May, June, July, and August as the high-risk months for sun exposure, making it crucial for visitors and residents to take proper precautions during this period. Conversely, the UV Index begins to taper off in September and returns to a high exposure category by November, before dropping to moderate in December. Individuals are advised to apply sunscreen frequently, seek shade, and wear protective clothing, especially during peak sun hours in the summer. Regularly checking the UV Index can help ensure safe sun practices throughout the year.

Monthly Maximum UV Index for Caoxi, China

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

The table above highlights how UV exposure in Caoxi 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.

Caoxi'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
Caoxi	6	7	10	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