Worst air pollution Rochester Hills, today and tomorrow

Today (16 July): Air quality in Rochester Hills is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 PM (O3: 35.4/100).
Tomorrow (17 July 2026): Air quality in Rochester Hills is fair. All pollutants stay as today. Pollution peaks around 10:00 AM (O3: 33.6/100). 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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Rochester Hills' air quality reflects the Greater Detroit metropolitan area's affluent northern suburb position in Oakland County, with vehicle emissions from I-75 and M-59 and the surrounding automotive and technology corporate campus operations contributing local sources. The flat southeastern Michigan terrain allows reasonable dispersal, while the broader Detroit industrial airshed contributes background PM2.5 and summer regional ozone from the Great Lakes manufacturing corridor is the primary warm-season concern.

Today - 16 July | Pollution peaks at 12:00

AQI:

Fair

35.4/100

PM2.5 (fine particles):

Good

8.1/100

PM10 (coarse particles):

Good

6.9/100

NO2 (nitrogen dioxide):

Good

3.5/100

O3 (ozone):

Fair

35.4/100

SO2 (sulfur dioxide):

Good

0.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.6/100

PM1 (ultrafine particles):

Good

3.6/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 10:00

AQI:

Fair

33.6/100

PM2.5 (fine particles):

Good

7.2/100

PM10 (coarse particles):

Good

5.7/100

NO2 (nitrogen dioxide):

Good

2.5/100

O3 (ozone):

Fair

33.6/100

SO2 (sulfur dioxide):

Good

0.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

3.3/100

PM1 (ultrafine particles):

Good

4.1/100

Pollen forecast in Rochester Hills

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Frequently Asked Questions

Is air quality bad in Rochester Hills right now?

On 16 July 2026, overall air quality in Rochester Hills is fair. AQI is the main air quality indicator at 35.4/100. Pollution peaks around 12:00 PM (O3: 35.4/100).

Will air quality be worse tomorrow in Rochester Hills?

On 17 July 2026, air quality conditions in Rochester Hills will be similar to today, with AQI forecast at fair at 33.6/100. Pollution peaks around 10:00 AM (O3: 33.6/100).

When is air pollution at its worst in Rochester Hills?

Rochester Hills follows a fairly predictable seasonal air quality pattern. Typically, spring and autumn tend to bring the cleanest, most stable air, while the hottest, most humid summer days bring the year's worst ozone readings. Calm, cold winter spells can occasionally allow local pollution to build up before the next weather system clears it.

Are air quality levels in Rochester Hills 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