Worst air pollution Plymouth, today and tomorrow

Today (16 July): Air quality in Plymouth is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 6:00 AM (O3: 36.4/100).
Tomorrow (17 July 2026): Air quality in Plymouth is fair. All pollutants stay as today. Pollution peaks around 7:00 AM (O3: 29.7/100). Airmine updates local air quality forecasts four times daily.

For long term forecasts and maps, see the Airmine app

Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

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Plymouth's air quality in Minnesota reflects the flat Minneapolis northwestern suburban corridor, with vehicle emissions from I-494 and MN-55 and the surrounding mixed residential, commercial, and technology park character contributing local sources. The broader Twin Cities metropolitan regional ozone from vehicle and agricultural sources is the primary warm-season concern, while the flat terrain and consistent prairie winds generally maintain moderate conditions throughout the year.

Today - 16 July | Pollution peaks at 06:00

AQI:

Fair

36.4/100

PM2.5 (fine particles):

Good

5.2/100

PM10 (coarse particles):

Good

2.1/100

NO2 (nitrogen dioxide):

Good

3.3/100

O3 (ozone):

Fair

36.4/100

SO2 (sulfur dioxide):

Good

0.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.5/100

PM1 (ultrafine particles):

Good

4.4/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 07:00

AQI:

Fair

29.7/100

PM2.5 (fine particles):

Good

6.7/100

PM10 (coarse particles):

Good

2.5/100

NO2 (nitrogen dioxide):

Good

5.4/100

O3 (ozone):

Fair

29.7/100

SO2 (sulfur dioxide):

Good

0.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

2.9/100

PM1 (ultrafine particles):

Good

5.8/100

Pollen forecast in Plymouth

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Sports venues in Plymouth

Frequently Asked Questions

Is air quality bad in Plymouth right now?

On 16 July 2026, overall air quality in Plymouth is fair. AQI is the main air quality indicator at 36.4/100. Pollution peaks around 6:00 AM (O3: 36.4/100).

Will air quality be worse tomorrow in Plymouth?

On 17 July 2026, air quality conditions in Plymouth will be similar to today, with AQI forecast at fair at 29.7/100. Pollution peaks around 7:00 AM (O3: 29.7/100).

When is air pollution at its worst in Plymouth?

Air quality across Plymouth rises and falls with the seasons — the calmest air usually arrives in winter, between planting and harvest dust events, whereas both spring planting and autumn harvest bring short bursts of elevated dust and smoke. Farm-heavy surrounding land is the main source of the seasonal dust spikes.

Are air quality levels in Plymouth 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