Worst air pollution Villeray-Saint-Michel-Parc-Extension - Montréal, today and tomorrow

Today (16 July): Air quality in Villeray-Saint-Michel-Parc-Extension is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 AM (O3: 36.7/100).
Tomorrow (17 July 2026): Air quality in Villeray-Saint-Michel-Parc-Extension is fair. All pollutants stay as today. Pollution peaks around 8:00 AM (O3: 30.9/100). 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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Villeray-Saint-Michel-Parc-Extension's air quality reflects its dense residential character, with vehicle traffic on surrounding boulevards and the Metropolitan Autoroute contributing the primary local emissions.

Today - 16 July | Pollution peaks at 07:00

AQI:

Fair

36.7/100

PM2.5 (fine particles):

Good

4.9/100

PM10 (coarse particles):

Good

1.9/100

NO2 (nitrogen dioxide):

Good

3.3/100

O3 (ozone):

Fair

36.7/100

SO2 (sulfur dioxide):

Good

0.4/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.0/100

PM1 (ultrafine particles):

Good

4.6/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 08:00

AQI:

Fair

30.9/100

PM2.5 (fine particles):

Good

6.2/100

PM10 (coarse particles):

Good

2.3/100

NO2 (nitrogen dioxide):

Good

3.3/100

O3 (ozone):

Fair

30.9/100

SO2 (sulfur dioxide):

Good

0.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

2.9/100

PM1 (ultrafine particles):

Good

5.3/100

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Frequently Asked Questions

Is air quality bad in Villeray-Saint-Michel-Parc-Extension right now?

On 16 July 2026, overall air quality in Villeray-Saint-Michel-Parc-Extension is fair. AQI is the main air quality indicator at 36.7/100. Pollution peaks around 7:00 AM (O3: 36.7/100).

Will air quality be worse tomorrow in Villeray-Saint-Michel-Parc-Extension?

On 17 July 2026, air quality conditions in Villeray-Saint-Michel-Parc-Extension will be similar to today, with AQI forecast at fair at 30.9/100. Pollution peaks around 8:00 AM (O3: 30.9/100).

When is air pollution at its worst in Villeray-Saint-Michel-Parc-Extension?

Villeray-Saint-Michel-Parc-Extension sees clear seasonal swings in air quality, driven in part by its dense residential streets and nearby rail yards. 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. A day of rain or wind usually clears things up quickly.

Are air quality levels in Villeray-Saint-Michel-Parc-Extension 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