Worst air pollution Beauport - Quebec City, today and tomorrow

Today (16 July): Air quality in Beauport is medium. AQI and O3 are medium; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 6:00 AM (O3: 48.7/100).
Tomorrow (17 July 2026): Air quality in Beauport is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 11:00 AM (O3: 34.1/100). 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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Beauport's air quality benefits from its St. Lawrence River shoreline position near Montmorency Falls, with river breezes providing reasonable ventilation across this eastern Quebec City district.

Today - 16 July | Pollution peaks at 06:00

AQI:

Medium

48.7/100

PM2.5 (fine particles):

Good

12.4/100

PM10 (coarse particles):

Good

4.5/100

NO2 (nitrogen dioxide):

Good

18.1/100

O3 (ozone):

Medium

48.7/100

SO2 (sulfur dioxide):

Good

1.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

9.4/100

PM1 (ultrafine particles):

Good

14.5/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 11:00

AQI:

Fair

34.1/100

PM2.5 (fine particles):

Good

8.2/100

PM10 (coarse particles):

Good

2.5/100

NO2 (nitrogen dioxide):

Good

15.1/100

O3 (ozone):

Fair

34.1/100

SO2 (sulfur dioxide):

Good

1.2/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

3.0/100

PM1 (ultrafine particles):

Good

10.0/100

Other Landmarks in Quebec City

Sports venues in Quebec City

Frequently Asked Questions

Is air quality bad in Beauport right now?

On 16 July 2026, overall air quality in Beauport is medium. AQI is the main air quality indicator at 48.7/100. Pollution peaks around 6:00 AM (O3: 48.7/100).

Will air quality be worse tomorrow in Beauport?

On 17 July 2026, air quality conditions in Beauport will be worse than today, with AQI forecast at fair at 34.1/100. Pollution peaks around 11:00 AM (O3: 34.1/100).

When is air pollution at its worst in Beauport?

The air over Beauport varies through the year, influenced by its riverside streets east of downtown Quebec City. The warmest months typically see the poorest air quality, with heat and heavy traffic driving up smog levels on windless days, whereas fall and winter tend to bring cleaner, more variable conditions. Its position along the St. Lawrence River tends to moderate the sharpest seasonal extremes.

Are air quality levels in Beauport 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