Ulaanbaatar PM2.5 air quality averaged 52.9 micrograms in 2022. This means Ulaanbaatar PM2.5 concentrations exceeded the WHO annual limit of 5.0 micrograms by a little under 11 times. On the most polluted day, Ulaanbaatar air quality exceeded the recommended limit by a little under 68 times.
Current Air Quality in Ulaanbaatar
Air Quality Map
Live Ulaanbaatar, Mongolia AQI air quality map updated hourly.
How is the Air Quality in Ulaanbaatar, Mongolia?
59% of Days in Ulaanbaatar More Polluted Than WHO Target
During 2022, 59% of days exceeded the WHO annual limit. 41% of days fell within the safe limit of 5 micrograms. That means outdoor air in Ulaanbaatar was considered safe for just 2 in 5 days during 2022.
The most polluted day in 2022 was Jan. 6, 2022, where PM2.5 concentrations were as high as 337.9166666666667 micrograms. On this day, PM2.5 pollution exceeded the recommended limit by a little under 68 times.
Is Ulaanbaatar Air Quality Improving?
Historical air quality (AQI) data for Ulaanbaatar over the past 4 years (2019, 2020, 2021 and 2022) shows that air quality has ever so slightly worsened. This shows a worrying trend for air quality in Ulaanbaatar.
Tuesday is the Most Polluted Day of the Week in Ulaanbaatar
Tuesdays are the most polluted day of the week in Ulaanbaatar. PM2.5 levels on an average Tuesday reach 67.4 micrograms. That’s 14% higher than the least polluted day – Sunday. On Sunday, PM2.5 air pollution averages 59.1 micrograms.
On average, Tuesdays see PM2.5 pollution that’s over 13 times the WHO limit. For Sundays – the least polluted day – PM2.5 air pollution is a little under 12 times.
Why Is Ulaanbaatar Air Quality Bad Today?
Weather plays a big role in how Ulaanbaatar air quality is each day. Heat and sunlight help create ozone. That’s why ozone pollution is higher during the day and during hotter months. Studies show rain can reduce PM2.5 air pollution a little, but strong winds usually reduce PM2.5 much more.
Research has found that PM2.5 around the world follows a daily pattern. Of course, any particular day can be an exception. However, across continents, PM2.5 pollution tends to be worse from 8pm to 2am, with another bad spike around morning rush hour. PM2.5 is the lowest around 4pm, when air tends to mix higher in the atmosphere.
Ulaanbaatar Air Pollution: The Negative Health Effects
This analysis of Ulaanbaatar’s air quality is based on PM2.5 pollution. These are particles smaller than 2.5 microns in diameter that can penetrate deep into the lungs and even enter the bloodstream.
Many people know that air pollution causes lung cancer and asthma. But fewer people know that air pollution kills far more people through our hearts and blood vessels.
Studies have shown that PM2.5 raises blood pressure, inflammation, and rates of heart attacks and strokes.
WATCH: Why Is PM2.5 So Harmful to Us?
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Protect Your Health in Ulaanbaatar From Air Pollution
Despite the harms of PM2.5 air pollution, studies of air purifiers have found that removing particulate in the home lowers blood pressure, reduces inflammation, and improves immune response.
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Data Sources:US Embassy (U.S. Department of State – Mongolia)