Worst air pollution Accor Arena Bercy - Paris, today and tomorrow
Today (16 July): Air quality in Accor Arena Bercy is poor. AQI and O3 are poor; NO2 and PM1 are fair; PM2.5, PM10, SO2, CO, and HCHO are good. Pollution peaks around 4:00 PM (O3: 63.6/100).
Tomorrow (17 July 2026): Air quality in Accor Arena Bercy is fair. AQI improves to medium; PM2.5 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.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Accor Arena Bercy's air quality is shaped mainly by traffic and urban heating, while the Seine corridor channels westerly winds through the city, generally maintaining good conditions on most days. Cold, still winter spells typically bring the worst air quality as traffic and heating emissions build up, while summer heatwaves can trigger occasional ozone spikes, with spring and autumn usually the cleanest.
Today - 16 July | Pollution peaks at 16:00
AQI:
Poor
63.6/100
PM2.5 (fine particles):
Good
16.5/100
PM10 (coarse particles):
Good
4.7/100
NO2 (nitrogen dioxide):
Fair
23.6/100
O3 (ozone):
Poor
63.6/100
SO2 (sulfur dioxide):
Good
2.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
15.1/100
PM1 (ultrafine particles):
Fair
21.7/100
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):
Fair
20.4/100
PM10 (coarse particles):
Good
5.7/100
NO2 (nitrogen dioxide):
Fair
28.3/100
O3 (ozone):
Medium
59.7/100
SO2 (sulfur dioxide):
Good
2.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
19.0/100
PM1 (ultrafine particles):
Fair
25.8/100
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Frequently Asked Questions
Is air quality bad in Accor Arena Bercy right now?
On 16 July 2026, overall air quality in Accor Arena Bercy 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 Accor Arena Bercy?
On 17 July 2026, air quality conditions in Accor Arena Bercy will be better than today, with NO2 forecast at fair at 28.3/100. Pollution peaks around 1:00 PM (O3: 59.7/100).
When is air pollution at its worst in Accor Arena Bercy?
Accor Arena Bercy is toughest for allergy sufferers when birch and plane pollen peaks and traffic and urban heating coincide; the Seine corridor channels westerly winds through the city, so it doesn't usually last. The presence of Île-de-France farmland in the area adds another layer to the local pattern.
Are air quality levels in Accor Arena Bercy 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