Worst air pollution Ashton-under-Lyne, today and tomorrow
Today (16 July): Air quality in Ashton-under-Lyne is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 3:00 PM (O3: 28.3/100).
Tomorrow (17 July 2026): Air quality in Ashton-under-Lyne is fair. All pollutants stay as today. Pollution peaks around 2:00 PM (O3: 27.1/100). 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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Emissions along the A1 represent the town's main traffic-related pollution source. Being part of Tameside, Ashton-under-Lyne sees an air quality profile that's largely down to traffic and general town-centre activity. Thanks to inland breezes from the surrounding countryside, pollution rarely lingers for long, which keeps average readings fairly unremarkable by UK standards.
Today - 16 July | Pollution peaks at 15:00
AQI:
Fair
28.3/100
PM2.5 (fine particles):
Good
12.4/100
PM10 (coarse particles):
Good
4.5/100
NO2 (nitrogen dioxide):
Good
10.3/100
O3 (ozone):
Fair
28.3/100
SO2 (sulfur dioxide):
Good
2.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.9/100
PM1 (ultrafine particles):
Good
10.2/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 14:00
AQI:
Fair
27.1/100
PM2.5 (fine particles):
Good
15.1/100
PM10 (coarse particles):
Good
5.5/100
NO2 (nitrogen dioxide):
Good
10.7/100
O3 (ozone):
Fair
27.1/100
SO2 (sulfur dioxide):
Good
2.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.6/100
PM1 (ultrafine particles):
Good
11.8/100
Pollen forecast in Ashton-under-Lyne
View pollen forecastFrequently Asked Questions
Is air quality bad in Ashton-under-Lyne right now?
On 16 July 2026, overall air quality in Ashton-under-Lyne is fair. AQI is the main air quality indicator at 28.3/100. Pollution peaks around 3:00 PM (O3: 28.3/100).
Will air quality be worse tomorrow in Ashton-under-Lyne?
On 17 July 2026, air quality conditions in Ashton-under-Lyne will be similar to today, with AQI forecast at fair at 27.1/100. Pollution peaks around 2:00 PM (O3: 27.1/100).
When is air pollution at its worst in Ashton-under-Lyne?
In Ashton-under-Lyne, pollution levels don't stay flat — winter and summer look pretty different. Summer brings a different issue — stronger sunlight can push up ozone levels on hot, sunny days, even though traffic pollution itself often disperses more easily. Come winter, NO₂ and PM2.5 usually creep up, as heating and calmer air let A1 traffic emissions linger rather than disperse. Spring and autumn are typically the easiest months, air-quality-wise, for most residents.
Are air quality levels in Ashton-under-Lyne 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