Worst air pollution St. Michaels, today and tomorrow
Today (16 July): Air quality in St. Michaels is fair. NO2 is fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 9:00 AM (O3: 48.6/100).
Tomorrow (17 July 2026): Air quality in St. Michaels is fair. All pollutants stay as today. Pollution peaks around 8:00 AM (O3: 51.8/100). 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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Air quality in St. Michaels is driven mostly by Chesapeake Bay breeze — coastal exposure keeps air quality consistently favorable. Overall, St. Michaels sees air quality that tracks fairly closely with typical conditions for its wider region. Visitors and residents alike tend to notice the clearest air outside the warmest summer weeks.
Today - 16 July | Pollution peaks at 09:00
AQI:
Medium
48.6/100
PM2.5 (fine particles):
Good
17.7/100
PM10 (coarse particles):
Good
15.8/100
NO2 (nitrogen dioxide):
Fair
21.4/100
O3 (ozone):
Medium
48.6/100
SO2 (sulfur dioxide):
Good
4.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.4/100
PM1 (ultrafine particles):
Good
12.4/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 08:00
AQI:
Medium
51.8/100
PM2.5 (fine particles):
Good
17.8/100
PM10 (coarse particles):
Good
10.8/100
NO2 (nitrogen dioxide):
Fair
22.2/100
O3 (ozone):
Medium
51.8/100
SO2 (sulfur dioxide):
Good
3.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
9.8/100
PM1 (ultrafine particles):
Good
11.6/100
Pollen forecast in St. Michaels
View pollen forecastFrequently Asked Questions
Is air quality bad in St. Michaels right now?
On 16 July 2026, overall air quality in St. Michaels is fair. NO2 is the main pollutant at 21.4/100. Pollution peaks around 9:00 AM (O3: 48.6/100).
Will air quality be worse tomorrow in St. Michaels?
On 17 July 2026, air quality conditions in St. Michaels will be similar to today, with NO2 forecast at fair at 22.2/100. Pollution peaks around 8:00 AM (O3: 51.8/100).
When is air pollution at its worst in St. Michaels?
St. Michaels follows a fairly predictable seasonal air quality pattern: winter generally brings the cleanest air, once the summer ozone season has passed, but the hottest, most humid summer weeks bring the year's highest ozone readings. Dense urban traffic corridors add a persistent background level of pollution that varies less by season than ozone does.
Are air quality levels in St. Michaels 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