Worst air pollution Changchun, today and tomorrow

Today (10 August): Air quality in Changchun is poor. AQI and NO2 are poor; PM2.5, SO2, and PM1 are fair; O3 is medium; PM10, CO, and HCHO are good. Pollution peaks around 12:00 AM (NO2: 78.1/100).
Tomorrow (11 August 2026): Air quality in Changchun is poor. PM2.5 decreases to good; O3 increases to fair; SO2 decreases to good; PM1 decreases to good; all other pollutants stay as today. Pollution peaks around 11:00 PM (NO2: 70.3/100). 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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Changchun's air quality reflects the flat Jilin Yitong River plain's Northeast China position, with vehicle traffic on surrounding expressways and the FAW automotive manufacturing, chemical, and agricultural corridor generating elevated industrial and vehicle emissions. Winter residential coal heating extensively compounds automotive industrial emissions under frequent anticyclonic inversions, while summer conditions are considerably better and Changchun generally maintains moderate to elevated Northeast China automotive industrial provincial capital readings throughout the winter months.

Today - 10 August | Pollution peaks at 00:00

AQI:

Poor

78.1/100

PM2.5 (fine particles):

Fair

28.5/100

PM10 (coarse particles):

Good

8.0/100

NO2 (nitrogen dioxide):

Poor

78.1/100

O3 (ozone):

Medium

57.5/100

SO2 (sulfur dioxide):

Fair

21.1/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

9.8/100

PM1 (ultrafine particles):

Fair

35.8/100

Levels show the poorest local air quality during the day

Tomorrow - 11 August | Pollution peaks at 23:00

AQI:

Poor

70.3/100

PM2.5 (fine particles):

Good

14.5/100

PM10 (coarse particles):

Good

4.1/100

NO2 (nitrogen dioxide):

Poor

70.3/100

O3 (ozone):

Fair

36.5/100

SO2 (sulfur dioxide):

Good

17.4/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

11.3/100

PM1 (ultrafine particles):

Good

19.6/100

Frequently Asked Questions

Is air quality bad in Changchun right now?

On 10 August 2026, overall air quality in Changchun is poor. AQI is the main air quality indicator at 78.1/100. Pollution peaks around 12:00 AM (NO2: 78.1/100).

Will air quality be worse tomorrow in Changchun?

On 11 August 2026, air quality conditions in Changchun will be similar to today, with AQI forecast at poor at 70.3/100. Pollution peaks around 11:00 PM (NO2: 70.3/100).

When is air pollution at its worst in Changchun?

The biggest local contributors to pollution in Changchun are road traffic, steel, cement, and chemical production, along with textile and manufacturing operations, particularly once dry, windy weather picks up. Dust carried on these winds adds substantially to particulate levels. Fuel burned for winter heating adds an extra layer of particulates on top of other sources.

Are air quality levels in Changchun 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.

Why doesn’t the forecast always reflect wildfire impacts?

Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.

During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.

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Data provided by Airmine — Last update: 9 August 2026 at 20:27 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.

Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.

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