Worst air pollution Leybourne, today and tomorrow

Today (9 August): Air quality in Leybourne is fair. NO2 and PM1 are fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, and HCHO are good. Pollution peaks around 3:00 PM (O3: 54.7/100).
Tomorrow (10 August 2026): Air quality in Leybourne 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 5:00 PM (O3: 31.9/100). 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 nearby A40 corridor contributes steady vehicle emissions that affect roadside readings. Leybourne's position in Kent means air quality is mostly determined by local road traffic and the compact scale of the centre. Prevailing westerlies generally provide reasonable ventilation, keeping levels close to typical UK urban averages for a town this size.

Today - 9 August | Pollution peaks at 15:00

AQI:

Medium

54.7/100

PM2.5 (fine particles):

Good

16.5/100

PM10 (coarse particles):

Good

4.6/100

NO2 (nitrogen dioxide):

Fair

39.6/100

O3 (ozone):

Medium

54.7/100

SO2 (sulfur dioxide):

Good

7.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

6.8/100

PM1 (ultrafine particles):

Fair

21.5/100

Levels show the poorest local air quality during the day

Tomorrow - 10 August | Pollution peaks at 17:00

AQI:

Fair

31.9/100

PM2.5 (fine particles):

Good

6.9/100

PM10 (coarse particles):

Good

2.6/100

NO2 (nitrogen dioxide):

Good

10.5/100

O3 (ozone):

Fair

31.9/100

SO2 (sulfur dioxide):

Good

2.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.5/100

PM1 (ultrafine particles):

Good

7.2/100

Pollen forecast in Leybourne

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Frequently Asked Questions

Is air quality bad in Leybourne right now?

On 9 August 2026, overall air quality in Leybourne is fair. NO2 is the main pollutant at 39.6/100. Pollution peaks around 3:00 PM (O3: 54.7/100).

Will air quality be worse tomorrow in Leybourne?

On 10 August 2026, air quality conditions in Leybourne will be similar to today, with AQI forecast at fair at 31.9/100. Pollution peaks around 5:00 PM (O3: 31.9/100).

When is air pollution at its worst in Leybourne?

Here's the thing about Leybourne: air quality has a clear seasonal rhythm. In summer, ozone can build up on sunny afternoons, though windier, warmer weather usually helps clear traffic-related pollution faster than in winter. Through the colder months, readings near the A40 often rise, since chimney smoke and stagnant air stop pollutants clearing away. The shoulder seasons generally bring the mildest readings of the year.

Are air quality levels in Leybourne 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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