UV Index in Changmu, China

Last updated: July 2, 2025

Awareness of the UV Index is crucial for residents and visitors in Changmu, China, where the climate falls under the Dwc classification, characterized by distinct seasonal variations. Understanding UV levels is essential not only for preventing sunburn but also for maintaining overall skin health as exposure can lead to long-term damage. With peak UV indexes reaching a maximum of 14 around midday, it’s vital to take precautions against the intense sunlight that can occur, particularly during the summer months. Stay informed and protect yourself from the sun's harmful rays while enjoying the beauty of Changmu!

Hourly UV Index in Changmu

Experiencing the day’s UV Index reveals a dramatic rise in sun intensity as the hours progress. Starting off at a mild 1 at 07:00, the index climbs steadily, reaching 4 by 09:00. However, the real peak occurs around noon, when it soars to a staggering 14 between 13:00 and 14:00. This is the moment to take shelter or slather on that sunscreen! The UV exposure begins to wane in the afternoon, dipping down to 5 by 17:00 and succumbing to a gentle 1 again by 19:00. Thus, if you're planning outdoor activities, keep an eye on the clock and protect your skin 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	11	extreme	10 min
12:00	13	extreme	10 min
13:00	14	extreme	10 min
14:00	14	extreme	10 min
15:00	12	extreme	10 min
16:00	8	very high	15 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Changmu

Throughout the year, UV exposure varies significantly, with the most intense levels occurring from April to September. During this peak season, the UV Index reaches extreme levels, particularly in May and June where it hits 15—the highest recorded. March also sees a sharp rise to 10, categorizing it as very high. The months of February and November present a high risk with indices of 6 and 7, respectively. Residents and visitors should be particularly cautious during April to September, ensuring they take protective measures such as wearing sunscreen, hats, and UV-blocking sunglasses, while also limiting sun exposure during peak hours. Remember, even on cloudy days, UV rays can be harmful, so vigilance is key all year round.

Monthly Maximum UV Index for Changmu, China

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

The table above highlights how UV exposure in Changmu 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.

Changmu'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
Changmu	4	6	10	13	15	15	14	14	12	10	7	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