Worst air pollution Grunwald - Poznań, today and tomorrow

Today (9 August): Air quality in Grunwald is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 5:00 PM (O3: 36.1/100).
Tomorrow (10 August 2026): Air quality in Grunwald is medium. AQI improves to medium; NO2 decreases to good; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 2:00 PM (O3: 44.4/100). 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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Grunwald sits close to the a southern residential district near Poznań's Lake Rusałka, and this shapes local air quality, where vehicle traffic and local urban emissions contributes most, alongside additional pressure from heavy goods traffic on the nearby motorway corridor. Seasonal variation is notable, with cleaner air typically following stronger winds or rainfall.

Today - 9 August | Pollution peaks at 17:00

AQI:

Fair

36.1/100

PM2.5 (fine particles):

Good

14.8/100

PM10 (coarse particles):

Good

4.9/100

NO2 (nitrogen dioxide):

Fair

26.3/100

O3 (ozone):

Fair

36.1/100

SO2 (sulfur dioxide):

Good

5.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

3.0/100

PM1 (ultrafine particles):

Good

14.8/100

Levels show the poorest local air quality during the day

Tomorrow - 10 August | Pollution peaks at 14:00

AQI:

Medium

44.4/100

PM2.5 (fine particles):

Good

14.9/100

PM10 (coarse particles):

Good

9.1/100

NO2 (nitrogen dioxide):

Good

14.4/100

O3 (ozone):

Medium

44.4/100

SO2 (sulfur dioxide):

Good

7.1/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.2/100

PM1 (ultrafine particles):

Good

12.9/100

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Frequently Asked Questions

Is air quality bad in Grunwald right now?

On 9 August 2026, overall air quality in Grunwald is fair. AQI is the main air quality indicator at 36.1/100. Pollution peaks around 5:00 PM (O3: 36.1/100).

Will air quality be worse tomorrow in Grunwald?

On 10 August 2026, air quality conditions in Grunwald will be better than today, with AQI forecast at medium at 44.4/100. Pollution peaks around 2:00 PM (O3: 44.4/100).

When is air pollution at its worst in Grunwald?

Residents of Grunwald are quickest to notice reduced air quality when linden and oak pollen peaks and on days affected by vehicle traffic and local urban emissions; the clearest air tends to follow a change in wind direction or a spell of rainfall through the region.

Are air quality levels in Grunwald 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: 10 August 2026 at 02:34 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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