UV Index in Changma, China

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors in Changma, China, as it plays a vital role in safeguarding skin health and preventing sunburn. With the region's BWk climate, the UV exposure can reach alarming levels, peaking at 12 around noon, which presents significant risks if caution isn't taken. By staying informed about daily UV levels, you can take proactive steps to protect your skin and enjoy the sun safely!

Hourly UV Index in Changma

As the sun rises, the UV Index begins a steady ascent, starting at a mild 1 at 07:00. By 10:00, it spikes to a moderate 6, beckoning outdoor enthusiasts to be mindful. The true peak arrives at 12:00 with an intense 12, followed closely by a maximum of 13 between 13:00 and 14:00. Caution is key during these hours, as exposure can lead to harmful effects without protection. As the afternoon wanes, the index gradually declines, offering a comforting 6 at 17:00 and tapering to a gentle 2 by 19:00. Whether you’re basking in the midday sun or winding down, it’s essential to stay informed about the UV levels to safeguard your skin.

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	1	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 min
11:00	8	very high	15 min
12:00	11	extreme	10 min
13:00	13	extreme	10 min
14:00	13	extreme	10 min
15:00	11	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 Changma

Throughout the year, UV Index levels show significant seasonal variation, peaking from March to September when the risk of overexposure is highest. March's UV Index reaches 10, classified as very high, quickly ascending to an extreme 14 from May to July. April sees an extreme level of 12, indicating the necessity for stringent sun protection. High-risk months are clearly from March to September, with April to August being particularly hazardous due to their consistently high UV levels and minimal burn times of just 10 minutes. Residents and visitors are advised to take precautions during these months, including wearing sunscreen, protective clothing, and seeking shade to prevent skin damage. As fall approaches, the index decreases, with October at 7 and November and December returning to a moderate risk level. Staying informed and protective year-round is vital to ensuring skin health.

Monthly Maximum UV Index for Changma, China

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

The table above highlights how UV exposure in Changma 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.

Changma'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
Changma	3	6	10	12	14	14	13	13	11	7	5	3
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