Worst air pollution Hohhot, today and tomorrow
Today (16 July): Air quality in Hohhot is fair. PM2.5 and PM1 are fair; AQI, NO2, O3, and SO2 are medium; PM10, CO, and HCHO are good. Pollution peaks around 2:00 PM (O3: 57.0/100).
Tomorrow (17 July 2026): Air quality in Hohhot is poor. AQI worsens to poor; NO2 increases to fair; O3 increases to poor; all other pollutants stay as today. Pollution peaks around 3:00 PM (O3: 69.4/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Hohhot's air quality reflects the Inner Mongolia Dahei River basin's flat steppe at 1,063 metres, with vehicle traffic on surrounding expressways and the steel, dairy — Hohhot being China's dairy capital — and chemical corridor contributing local sources. Windblown Mongolian and Inner Mongolian steppe dust generates elevated PM10 during spring dust storms, while winter coal heating under anticyclonic inversions compounds dust and industrial emissions and Hohhot generally maintains moderate to elevated Inner Mongolian capital readings throughout the year.
Today - 16 July | Pollution peaks at 14:00
AQI:
Medium
57.0/100
PM2.5 (fine particles):
Fair
25.0/100
PM10 (coarse particles):
Good
11.7/100
NO2 (nitrogen dioxide):
Medium
40.4/100
O3 (ozone):
Medium
57.0/100
SO2 (sulfur dioxide):
Medium
42.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
7.5/100
PM1 (ultrafine particles):
Fair
27.9/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 15:00
AQI:
Poor
69.4/100
PM2.5 (fine particles):
Fair
25.1/100
PM10 (coarse particles):
Good
12.7/100
NO2 (nitrogen dioxide):
Fair
38.4/100
O3 (ozone):
Poor
69.4/100
SO2 (sulfur dioxide):
Medium
40.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.5/100
PM1 (ultrafine particles):
Fair
28.9/100
Frequently Asked Questions
Is air quality bad in Hohhot right now?
On 16 July 2026, overall air quality in Hohhot is fair. PM1 is the main pollutant at 27.9/100. Pollution peaks around 2:00 PM (O3: 57.0/100).
Will air quality be worse tomorrow in Hohhot?
On 17 July 2026, air quality conditions in Hohhot will be worse than today, with AQI forecast at poor at 69.4/100. Pollution peaks around 3:00 PM (O3: 69.4/100).
When is air pollution at its worst in Hohhot?
Air quality in Hohhot tends to be worse when traffic emissions and petrochemical and refining operations build up and calm, stagnant conditions settle in the surrounding valley. Topographic enclosure in the valley lets pollution accumulate rather than clear out. Strong seasonal winds can lift dust from the surrounding dry terrain and push particulate levels sharply higher.
Are air quality levels in Hohhot based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app