UV Index in Chengzhao, China

Last updated: May 3, 2025

Understanding the UV Index is vital for residents of Chengzhao, China, where the climate falls under the humid subtropical zone (Cfa). With peak UV levels reaching a dangerous 13 around noon, it's essential to be aware of these measurements to prevent sunburn and protect skin health. Recognizing the varying UV exposure risks throughout the day helps residents effectively strategize sun safety—especially during the hot summer months when UV rays are most intense. By staying informed, you can enjoy the outdoors while safeguarding your skin from potential damage.

Hourly UV Index in Chengzhao

As dawn breaks, the UV Index begins its journey, starting at a modest 2 at 7:00 AM. By 8:00 AM, it steadily climbs to 4, signaling the approach of stronger rays. The sun reaches its peak intensity at noon, soaring to a remarkable 13. From 11:00 AM to 1:00 PM, the index remains alarmingly high, maxing out at 12 and then gradually declining in the afternoon. By 3:00 PM, it drops to 6 and continues to wane, arriving at a gentle 1 by 5:00 PM. As the day winds down, the UV Index falls to zero by 7:00 PM, presenting a safe reprieve from the sun's rays. Remember to protect your skin during those peak hours when the sun's strength 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	7	high	25 min
10:00	10	very high	15 min
11:00	12	extreme	10 min
12:00	13	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 Chengzhao

Throughout the year, the UV Index exhibits significant seasonal variations, reaching its highest levels during the late spring and summer months. From February to September, the UV Index ranges from 8 to 13, categorized as very high to extreme, indicating a strong risk of harm from unprotected sun exposure. March, April, May, June, July, August, and September are particularly critical months, with a consistent burn time of just 10 minutes under these extreme conditions. Conversely, January, November, and December feature a lower UV Index of 6 or 7, categorized as high, with extended burn times of 25 minutes. Visitors and residents are advised to take precautions during high-risk months—such as wearing protective clothing, applying sunscreen diligently, and seeking shade—to mitigate the risks associated with intense UV exposure.

Monthly Maximum UV Index for Chengzhao, China

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

The table above highlights how UV exposure in Chengzhao 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.

Chengzhao'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
Chengzhao	6	8	11	11	13	13	13	13	12	9	7	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