Worst air pollution Aberdovey, today and tomorrow

Today (9 August): Air quality in Aberdovey is fair. NO2 and PM1 are fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, and HCHO are good. Pollution peaks around 4:00 PM (O3: 48.9/100).
Tomorrow (10 August 2026): Air quality in Aberdovey is fair. AQI worsens to fair; NO2 decreases to good; O3 increases to fair; PM1 decreases to good; all other pollutants stay as today. Pollution peaks around 6:00 PM (O3: 24.6/100). 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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The air quality picture in Aberdovey reflects a typical Gwynedd town, with traffic emissions and local commercial activity as key contributors. Thanks to the region's typical south-westerlies, pollution rarely lingers for long, which keeps average readings fairly unremarkable by UK standards. The M4 sees the heaviest traffic, and that shows up clearly in local roadside monitoring.

Today - 9 August | Pollution peaks at 16:00

AQI:

Medium

48.9/100

PM2.5 (fine particles):

Good

15.4/100

PM10 (coarse particles):

Good

4.2/100

NO2 (nitrogen dioxide):

Fair

34.4/100

O3 (ozone):

Medium

48.9/100

SO2 (sulfur dioxide):

Good

6.0/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.3/100

PM1 (ultrafine particles):

Fair

20.4/100

Levels show the poorest local air quality during the day

Tomorrow - 10 August | Pollution peaks at 18:00

AQI:

Fair

24.6/100

PM2.5 (fine particles):

Good

5.3/100

PM10 (coarse particles):

Good

1.9/100

NO2 (nitrogen dioxide):

Good

15.3/100

O3 (ozone):

Fair

24.6/100

SO2 (sulfur dioxide):

Good

3.4/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.4/100

PM1 (ultrafine particles):

Good

4.1/100

Pollen forecast in Aberdovey

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Frequently Asked Questions

Is air quality bad in Aberdovey right now?

On 9 August 2026, overall air quality in Aberdovey is fair. NO2 is the main pollutant at 34.4/100. Pollution peaks around 4:00 PM (O3: 48.9/100).

Will air quality be worse tomorrow in Aberdovey?

On 10 August 2026, air quality conditions in Aberdovey will be similar to today, with AQI forecast at fair at 24.6/100. Pollution peaks around 6:00 PM (O3: 24.6/100).

When is air pollution at its worst in Aberdovey?

Seasons make a real difference to air quality in Aberdovey, more than most people realise. Winter tends to be worst, with wood burning, home heating, and still, cold air trapping traffic fumes from the M4 closer to ground level. By summer, ozone tends to rise on bright days, while better ventilation generally keeps particulate and NO₂ levels lower than winter. Spring and autumn usually sit somewhere in between, so it's really the extremes of the year worth watching.

Are air quality levels in Aberdovey 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.

Why doesn’t the forecast always reflect wildfire impacts?

Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.

During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.

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Data provided by Airmine — Last update: 9 August 2026 at 20:27 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.

Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.

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