UV Index in Ulan Us, China

Last updated: June 2, 2025

In Ulan Us, China, being aware of the UV Index is crucial for maintaining healthy skin and preventing sunburn. Understanding local UV levels can help residents and visitors make informed decisions about sun protection, particularly during the peak hours when the index soars to a maximum of 9 around midday. With Ulan Us's BWk climate, characterized by dry and sunny conditions, the risk of overexposure is elevated, making it essential to monitor UV intensity regularly. Protect yourself and your skin—embrace UV awareness as part of your daily routine!

Hourly UV Index in Ulan Us

As the sun rises, the UV Index begins to climb, marking a steady ascent from a gentle 2 at 07:00 to a peak of 9 between 11:00 and 13:00. This midday high signifies a time when sun precautions are essential. The intensity then gradually declines, dipping to 8 at 14:00, and further softening to 6 by 15:00. As the afternoon fades, the UV Index continues to drop, reaching 4 at 16:00 and eventually settling at a safe 1 by 18:00 and 19:00. Stay sun-safe during the peak hours to enjoy the sunlight responsibly!

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	2	low	45 min
08:00	3	moderate	30 min
09:00	5	moderate	30 min
10:00	7	high	25 min
11:00	9	very high	15 min
12:00	9	very high	15 min
13:00	9	very high	15 min
14:00	8	very high	15 min
15:00	6	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Ulan Us

Throughout the year, the UV Index exhibits significant seasonal changes that impact sun safety for both visitors and residents. January and December feature the lowest UV levels (Index 2), categorized as low, with a burn time of 45 minutes. As spring approaches, from February to April, the UV Index rises, peaking at 7 in April, which is classified as high and results in a burn time of just 25 minutes. The summer months, particularly May through July, present the most critical UV exposure, with indices peaking at 10 in July—designating it as very high—allowing for a burn time of only 15 minutes. As summer transitions to fall, September and October see a decrease, with indices returning to moderate levels of 5 in October, maintaining a burn time of 30 minutes. Notably, May through August represent the high-risk months for UV exposure, during which it is crucial for individuals to implement sun protection measures, such as applying sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours.

Monthly Maximum UV Index for Ulan Us, China

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

The table above highlights how UV exposure in Ulan Us 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.

Ulan Us'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
Ulan Us	2	4	5	7	9	9	10	8	7	5	3	2
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
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