Worst air pollution République - Paris, today and tomorrow

Today (16 July): Air quality in République is poor. AQI and O3 are poor; PM1 is fair; PM2.5, PM10, NO2, SO2, CO, and HCHO are good. Pollution peaks around 4:00 PM (O3: 63.6/100).
Tomorrow (17 July 2026): Air quality in République is fair. AQI improves to medium; NO2 increases to fair; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 1:00 PM (O3: 59.7/100). 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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Paris's République and the 10th arrondissement see moderate air quality shaped by the busy Place de la République junction and surrounding commercial traffic. The Canal Saint-Martin nearby provides a limited green and water corridor, but baseline NO₂ remains elevated throughout this densely populated neighbourhood.

Today - 16 July | Pollution peaks at 16:00

AQI:

Poor

63.6/100

PM2.5 (fine particles):

Good

15.7/100

PM10 (coarse particles):

Good

4.5/100

NO2 (nitrogen dioxide):

Good

19.4/100

O3 (ozone):

Poor

63.6/100

SO2 (sulfur dioxide):

Good

1.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

15.1/100

PM1 (ultrafine particles):

Fair

20.9/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 13:00

AQI:

Medium

59.7/100

PM2.5 (fine particles):

Good

19.4/100

PM10 (coarse particles):

Good

5.4/100

NO2 (nitrogen dioxide):

Fair

23.2/100

O3 (ozone):

Medium

59.7/100

SO2 (sulfur dioxide):

Good

1.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

19.0/100

PM1 (ultrafine particles):

Fair

24.8/100

Other Landmarks in Paris

Sports venues in Paris

Frequently Asked Questions

Is air quality bad in République right now?

On 16 July 2026, overall air quality in République is poor. AQI is the main air quality indicator at 63.6/100. Pollution peaks around 4:00 PM (O3: 63.6/100).

Will air quality be worse tomorrow in République?

On 17 July 2026, air quality conditions in République will be better than today, with PM1 forecast at fair at 24.8/100. Pollution peaks around 1:00 PM (O3: 59.7/100).

When is air pollution at its worst in République?

République, within Paris, sees its worst combined pollen and air quality days when traffic and urban heating coincide with the spring birch and plane peak; the Seine corridor channels westerly winds through the city. Nearby Île-de-France farmland add a further seasonal factor.

Are air quality levels in République 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.

Want to see air quality forecasts for other cities in France?

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Data provided by Airmine — Last update: 16 July 2026 at 10:33 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