Worst air pollution Château de Fontainebleau - Paris, today and tomorrow

Today (16 July): Air quality in Château de Fontainebleau is poor. AQI and O3 are poor; PM2.5 and PM1 are fair; PM10, NO2, SO2, CO, and HCHO are good. Pollution peaks around 4:00 PM (O3: 63.4/100).
Tomorrow (17 July 2026): Air quality in Château de Fontainebleau is fair. AQI improves to medium; NO2 increases to fair; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 5:00 PM (O3: 54.9/100). 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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Paris's Château de Fontainebleau and surrounding forest record some of the cleanest air in the greater Paris region, far from the urban core and buffered by one of France's largest royal forests. Conditions here are consistently rural rather than urban in character.

Today - 16 July | Pollution peaks at 16:00

AQI:

Poor

63.4/100

PM2.5 (fine particles):

Fair

23.0/100

PM10 (coarse particles):

Good

6.7/100

NO2 (nitrogen dioxide):

Good

16.4/100

O3 (ozone):

Poor

63.4/100

SO2 (sulfur dioxide):

Good

1.4/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

13.1/100

PM1 (ultrafine particles):

Fair

28.3/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 17:00

AQI:

Medium

54.9/100

PM2.5 (fine particles):

Fair

28.7/100

PM10 (coarse particles):

Good

8.4/100

NO2 (nitrogen dioxide):

Fair

23.4/100

O3 (ozone):

Medium

54.9/100

SO2 (sulfur dioxide):

Good

1.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

14.7/100

PM1 (ultrafine particles):

Fair

34.7/100

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Frequently Asked Questions

Is air quality bad in Château de Fontainebleau right now?

On 16 July 2026, overall air quality in Château de Fontainebleau is poor. AQI is the main air quality indicator at 63.4/100. Pollution peaks around 4:00 PM (O3: 63.4/100).

Will air quality be worse tomorrow in Château de Fontainebleau?

On 17 July 2026, air quality conditions in Château de Fontainebleau will be better than today, with PM1 forecast at fair at 34.7/100. Pollution peaks around 5:00 PM (O3: 54.9/100).

When is air pollution at its worst in Château de Fontainebleau?

Château de Fontainebleau, 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.

Are air quality levels in Château de Fontainebleau 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.

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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