Worst air pollution Dumbarton, today and tomorrow

Today (16 July): Air quality in Dumbarton is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 PM (O3: 29.4/100).
Tomorrow (17 July 2026): Air quality in Dumbarton is fair. All pollutants stay as today. Pollution peaks around 12:00 AM (O3: 24.7/100). 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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Like much of West Dunbartonshire, Dumbarton's air quality is shaped less by industry these days and more by everyday road traffic. Thanks to inland breezes from the surrounding countryside, pollution rarely lingers for long, which keeps average readings fairly unremarkable by UK standards. The A96 sees the heaviest traffic, and that shows up clearly in local roadside monitoring.

Today - 16 July | Pollution peaks at 19:00

AQI:

Fair

29.4/100

PM2.5 (fine particles):

Good

16.1/100

PM10 (coarse particles):

Good

6.1/100

NO2 (nitrogen dioxide):

Good

1.1/100

O3 (ozone):

Fair

29.4/100

SO2 (sulfur dioxide):

Good

0.9/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

0.9/100

PM1 (ultrafine particles):

Good

12.2/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 00:00

AQI:

Fair

24.7/100

PM2.5 (fine particles):

Good

13.8/100

PM10 (coarse particles):

Good

5.4/100

NO2 (nitrogen dioxide):

Good

2.1/100

O3 (ozone):

Fair

24.7/100

SO2 (sulfur dioxide):

Good

1.1/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

0.7/100

PM1 (ultrafine particles):

Good

9.2/100

Pollen forecast in Dumbarton

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Frequently Asked Questions

Is air quality bad in Dumbarton right now?

On 16 July 2026, overall air quality in Dumbarton is fair. AQI is the main air quality indicator at 29.4/100. Pollution peaks around 7:00 PM (O3: 29.4/100).

Will air quality be worse tomorrow in Dumbarton?

On 17 July 2026, air quality conditions in Dumbarton will be similar to today, with AQI forecast at fair at 24.7/100. Pollution peaks around 12:00 AM (O3: 24.7/100).

When is air pollution at its worst in Dumbarton?

There's a clear yearly cycle to air quality in Dumbarton if you look closely. Through the colder months, readings near the A96 often rise, since chimney smoke and stagnant air stop pollutants clearing away. By summer, ozone tends to rise on bright days, while better ventilation generally keeps particulate and NO₂ levels lower than winter. Most of spring and autumn stays fairly steady, right in the middle of those two extremes.

Are air quality levels in Dumbarton 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