Worst air pollution Hanau, today and tomorrow

Today (21 July): Air quality in Hanau is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 28.7/100).
Tomorrow (22 July 2026): Air quality in Hanau is fair. All pollutants stay as today. Pollution peaks around 5:00 AM (NO2: 37.6/100). 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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Hanau's air quality reflects the Rhine-Main basin position east of Frankfurt, with vehicle traffic on the A3 motorway and surrounding chemical and pharmaceutical manufacturing — including the Heraeus precious metals and materials complex — contributing elevated industrial and vehicle emissions. The Main river valley provides ventilation, while the flat Rhine-Main plain.

Today - 21 July | Pollution peaks at 14:00

AQI:

Fair

28.7/100

PM2.5 (fine particles):

Good

7.1/100

PM10 (coarse particles):

Good

2.6/100

NO2 (nitrogen dioxide):

Fair

21.0/100

O3 (ozone):

Fair

28.7/100

SO2 (sulfur dioxide):

Good

1.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

2.6/100

PM1 (ultrafine particles):

Good

7.0/100

Levels show the poorest local air quality during the day

Tomorrow - 22 July | Pollution peaks at 05:00

AQI:

Fair

37.6/100

PM2.5 (fine particles):

Good

10.0/100

PM10 (coarse particles):

Good

3.1/100

NO2 (nitrogen dioxide):

Fair

37.6/100

O3 (ozone):

Fair

25.3/100

SO2 (sulfur dioxide):

Good

5.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.5/100

PM1 (ultrafine particles):

Good

11.6/100

Pollen forecast in Hanau

View pollen forecast

Frequently Asked Questions

Is air quality bad in Hanau right now?

On 21 July 2026, overall air quality in Hanau is fair. AQI is the main air quality indicator at 28.7/100. Pollution peaks around 2:00 PM (O3: 28.7/100).

Will air quality be worse tomorrow in Hanau?

On 22 July 2026, air quality conditions in Hanau will be similar to today, with AQI forecast at fair at 37.6/100. Pollution peaks around 5:00 AM (NO2: 37.6/100).

When is air pollution at its worst in Hanau?

You're most likely to notice worse air in Hanau when maple, linden, and oak pollen peaks, or on windless summer days when pollutants accumulate nearby; traffic on nearby roads is a modest local source. This region typically sees only a light ragweed presence in late summer. Wind and rain both help clear the air noticeably here.

Are air quality levels in Hanau 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: 21 July 2026 at 16:20 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