UV Index in Xiuma, China

Last updated: July 2, 2025

Understanding the UV Index in Xiuma, China is crucial for safeguarding your skin and promoting overall health. With UV levels peaking at a staggering 15 during midday, awareness becomes essential for preventing sunburn and long-term skin damage. In this Dwc climate zone, where intense sun exposure is common, knowing the daily UV fluctuations can help you take timely precautions—like seeking shade or applying sunscreen—especially from 10 AM to 3 PM, when UV rays are most potent. Stay informed and protect yourself against the hidden dangers of UV radiation!

Hourly UV Index in Xiuma

As the sun rises, the UV Index begins its climb, starting at a modest 1 by 07:00. By 08:00, it reaches 2, signaling a gradual increase in sun exposure. The real spike occurs by 10:00, where it soars to 7, and by 11:00, it hits 11, indicating very high risk for harm from unprotected sun exposure. The peak of the day arrives at 12:00, with an alarming 13 and continues to reach its maximum of 15 at 13:00, showcasing the intensity of midday sun. As the afternoon unfolds, the index gradually descends, registering 14 at 14:00 and tapering down to 9 by 16:00. By the time evening sets in, the index decreases to a more manageable 3 at 18:00, and finally drops back to 1 by 19:00. Be mindful of these fluctuations to stay safe in the sunshine!

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	15	extreme	10 min
14:00	14	extreme	10 min
15:00	12	extreme	10 min
16:00	9	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 Xiuma

Throughout the year, UV levels fluctuate significantly, with the highest risk occurring from March to September. During these months, the UV Index reaches its peak, particularly in May and June with an extreme index of 14 and 15, respectively, resulting in a burn time of only 10 minutes. Conversely, January and December see the lowest UV Index values of 4, categorized as moderate, allowing for longer exposure times of 30 minutes. Visitors and residents should be particularly cautious in April and May, as the extreme UV levels demand protective measures like wearing sunscreen, sunglasses, and protective clothing, and minimizing sun exposure during peak hours. Remember that even on cloudy days, UV rays can still cause harm, so consistent protection is essential year-round.

Monthly Maximum UV Index for Xiuma, China

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

The table above highlights how UV exposure in Xiuma 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.

Xiuma'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
Xiuma	4	6	10	12	14	15	15	13	12	9	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