Worst air pollution Farnworth, today and tomorrow
Today (16 July): Air quality in Farnworth 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 Farnworth 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.
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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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Farnworth sits within Bolton, and its air quality profile is driven mainly by road traffic and the density of the centre. The area's changeable Atlantic weather do most of the work keeping things in check, more so than any local policy or infrastructure change. The A483 sees the heaviest traffic, and that shows up clearly in local roadside monitoring.
Today - 16 July | Pollution peaks at 15:00
AQI:
Fair
28.3/100
PM2.5 (fine particles):
Good
11.4/100
PM10 (coarse particles):
Good
4.1/100
NO2 (nitrogen dioxide):
Good
6.9/100
O3 (ozone):
Fair
28.3/100
SO2 (sulfur dioxide):
Good
1.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.9/100
PM1 (ultrafine particles):
Good
9.3/100
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
13.8/100
PM10 (coarse particles):
Good
5.0/100
NO2 (nitrogen dioxide):
Good
7.2/100
O3 (ozone):
Fair
27.1/100
SO2 (sulfur dioxide):
Good
1.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.6/100
PM1 (ultrafine particles):
Good
10.8/100
Pollen forecast in Farnworth
View pollen forecastFrequently Asked Questions
Is air quality bad in Farnworth right now?
On 16 July 2026, overall air quality in Farnworth 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 Farnworth?
On 17 July 2026, air quality conditions in Farnworth 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 Farnworth?
There's a clear yearly cycle to air quality in Farnworth if you look closely. Through the colder months, readings near the A483 often rise, since chimney smoke and stagnant air stop pollutants clearing away. 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. Spring and autumn tend to be the calmer, more moderate stretches by comparison.
Are air quality levels in Farnworth 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