UV Index in Changchi, China

Last updated: July 2, 2025

In Changchi, China, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. With UV levels peaking during the day, especially from late morning to early afternoon—reaching a high of 12—it's essential for residents and visitors alike to understand and monitor these levels to protect their skin from harmful radiation. Changchi's Cwa climate brings warm summers and ample sunshine, increasing exposure risks throughout the year. By staying informed about the UV Index, you can enjoy the outdoors safely while minimizing potential harm to your skin.

Hourly UV Index in Changchi

The UV Index today presents a dynamic shift, starting from a low 1 at 07:00 and peaking at a striking 12 around 13:00. Between 10:00 and 14:00, the sun is at its most intense, with readings soaring to 11 and 12—a clear reminder to seek shade and apply sunscreen. As the afternoon progresses, the intensity begins to wane, dropping to 9 by 15:00 and further declining to 3 at 17:00. The evening brings a gentle relief, with the UV Index falling to 1 by 19:00. Stay vigilant and protect yourself during those peak hours!

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	10	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	9	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 Changchi

During the year, UV levels fluctuate significantly, with the highest risk months being May through September, characterized by an extreme UV Index ranging from 11 to 12, where burn times can be as low as 10 minutes. Notably, March and April also show a marked increase, reaching a very high UV Index of 8 to 10, demanding vigilance with burn times reducing to 15 minutes. In contrast, January, December, and November feature moderate to high UV exposure, with burn times extending to 25-30 minutes. For visitors and residents alike, it is crucial to adopt protective measures such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours, particularly during the spring and summer months when UV levels are at their most dangerous.

Monthly Maximum UV Index for Changchi, China

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

The table above highlights how UV exposure in Changchi 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.

Changchi'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
Changchi	5	6	8	10	12	12	12	11	11	9	6	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