UV Index in Changdao, China

Last updated: June 2, 2025

Understanding the UV Index is essential for residents and visitors in Changdao, China, where sun exposure can vary significantly throughout the day. Being aware of UV levels is crucial for preventing sunburn and protecting skin health, especially during peak hours when the UV Index can soar to a high of 13 around midday. Given Changdao's Cwb climate, which brings mild summers and ample sunshine, awareness of these UV risks is vital for enjoying outdoor activities safely and effectively. Stay informed and take proactive measures to safeguard your skin against the sun's harmful effects!

Hourly UV Index in Changdao

The UV Index in the morning starts off low, peaking at 1 at 7:00 AM and gradually increasing to 2 by 8:00 AM. As the sun climbs higher, the intensity escalates, reaching 4 by 9:00 AM and hitting a striking 8 at 10:00 AM. The midday sun presents its strongest rays, with the UV Index soaring to a maximum of 13 at 1:00 PM, while it reaches a high of 12 at noon and 2:00 PM. In the afternoon, the index begins to dip, decreasing to 9 by 3:00 PM, and continuing to fall as the day progresses—finally settling back to 1 by 7:00 PM. Remember to protect your skin, especially during those peak hours 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	1	low	45 min
08:00	2	low	45 min
09:00	4	moderate	30 min
10:00	8	very high	15 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	9	very high	15 min
16:00	7	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Changdao

Throughout the year, the UV Index experiences notable fluctuations, indicating varying levels of sun exposure risk. The highest risk months are from April to September, when the UV Index reaches extreme levels, peaking at 13 in June and July. This season calls for heightened caution, as the burn time during these months drops to just 10 minutes. Conversely, the winter months of January and December present lower risks, with UV Index values of 5 and 4 respectively, allowing for longer exposure times of 30 minutes before burning. Visitors and residents are advised to take protective measures, especially during high-risk months, including wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Changdao, China

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

The table above highlights how UV exposure in Changdao 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.

Changdao'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
Changdao	5	7	8	12	12	13	13	12	11	8	6	4
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