UV Index in Chongxing, China

Last updated: June 2, 2025

In Chongxing, China, awareness of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels is essential for preventing sunburn and minimizing long-term skin damage, especially in a region where the climate is characterized as BWk—dry with significant sunlight exposure. With peak UV Index values reaching as high as 11 around noon, residents and visitors must be vigilant during peak hours to safeguard themselves against harmful UV radiation. By keeping an eye on the UV Index, you can enjoy the sunny days of Chongxing while maintaining healthy skin and preventing potential sun-related complications.

Hourly UV Index in Chongxing

At dawn, the UV Index starts at a gentle 1 by 07:00, indicating minimal exposure risk. As the sun climbs higher, the intensity rises sharply, reaching a maximum of 11 between 12:00 and 13:00—a time when protective measures are crucial. The peak UV Index highlights the importance of sun safety, as conditions can be particularly harsh. The afternoon sees a gradual decline, dipping to 8 by 15:00 and further decreasing to 3 by 17:00. As evening approaches, the index wanes to a mellow 1 by 19:00, suggesting a return to safer exposure levels. Keep in mind that tracking the UV Index throughout the day can help protect your skin from harmful rays!

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	7	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	8	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Chongxing

The UV Index data reveals significant seasonal changes in ultraviolet radiation exposure, with high-risk months identified from March to September. During this period, the UV Index peaks, reaching 11-12, indicating extreme exposure levels in May through July, requiring the most caution. In April, the index rises to 8, categorized as very high, and still remains elevated at 8 in September. Visitors and residents are advised to take necessary precautions, especially in the summer months, by wearing protective clothing, using high-SPF sunscreen, and minimizing direct sun exposure during peak hours. As winter approaches, the risk decreases significantly, with UV levels returning to a moderate range in January, February, November, and December, making these months relatively safer for outdoor activities.

Monthly Maximum UV Index for Chongxing, China

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

The table above highlights how UV exposure in Chongxing 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.

Chongxing'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
Chongxing	3	5	7	8	11	11	12	11	8	7	4	3
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
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