Worst air pollution Milan, today and tomorrow

Today (9 August): Air quality in Milan is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 AM (O3: 35.1/100).
Tomorrow (10 August 2026): Air quality in Milan is fair. NO2 increases to fair; all other pollutants stay as today. Pollution peaks around 12:00 PM (O3: 32.4/100). 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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Just inland from Lake Erie, this area sees a milder version of the lake-breeze effect that shapes air quality across much of the north-central Ohio shoreline. Tree cover around Findley State Forest and along the Black River helps trap a share of local particulates before they spread further. Short-term spikes can still occur during unusual weather or nearby construction.

Today - 9 August | Pollution peaks at 11:00

AQI:

Fair

35.1/100

PM2.5 (fine particles):

Good

12.8/100

PM10 (coarse particles):

Good

4.0/100

NO2 (nitrogen dioxide):

Good

17.8/100

O3 (ozone):

Fair

35.1/100

SO2 (sulfur dioxide):

Good

3.1/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.2/100

PM1 (ultrafine particles):

Good

14.3/100

Levels show the poorest local air quality during the day

Tomorrow - 10 August | Pollution peaks at 12:00

AQI:

Fair

32.4/100

PM2.5 (fine particles):

Good

13.3/100

PM10 (coarse particles):

Good

6.8/100

NO2 (nitrogen dioxide):

Fair

27.7/100

O3 (ozone):

Fair

32.4/100

SO2 (sulfur dioxide):

Good

3.1/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.5/100

PM1 (ultrafine particles):

Good

14.9/100

Pollen forecast in Milan

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Air quality forecasts for neighbourhoods and landmarks in Milan

Frequently Asked Questions

Is air quality bad in Milan right now?

On 9 August 2026, overall air quality in Milan is fair. AQI is the main air quality indicator at 35.1/100. Pollution peaks around 11:00 AM (O3: 35.1/100).

Will air quality be worse tomorrow in Milan?

On 10 August 2026, air quality conditions in Milan will be similar to today, with AQI forecast at fair at 32.4/100. Pollution peaks around 12:00 PM (O3: 32.4/100).

When is air pollution at its worst in Milan?

Milan typically sees its highest particulate readings in winter, when heating and traffic emissions linger under calm, cold skies. Summer shifts the concern toward ground-level ozone, as heat and strong sunlight react with local emissions. Traffic and heating dominate local emissions here rather than industry. Air quality tends to be at its best in spring and fall, when temperatures are milder and winds more consistent.

Are air quality levels in Milan 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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