Air Quality in Osny, France

Clear
19.7°C · 29.7% humidity
19.7°
Feels 19.7°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
34 2am
34
34
27 5am
29
23
24 8am
32
33
33 11am
33
34
54 2pm
54
54
54 5pm
34
34
34 8pm
34
34
34 11pm
34
34
AD 728×90

Air Quality Index Trend

48h · 6 stn

Osny's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

29.7%
Humidity
23.2 km/h
Wind ESE
1013.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
27
6.48 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Osny?

Temperature & Precipitation

PM2.5 Trend

48h · 6 stations
PM2.56.48 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
6.48
Median
6.07
Average
5.0
Low
6.7
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +0.6

What is the 7-day forecast for Osny?

07-22
27.5° 17.8°
07-23
23.3° 19.6°
07-24
24.6° 14.9°
13.56 mm
07-25
32.7° 10.7°
07-26
25.4° 11.8°
07-27
26.4° 16.5°
0.06 mm
07-28
28.2° 16.8°
Both models agree Avg diff: 2.9°C

Where are air quality stations near Osny?

52
Cergy-pontoise, Paris
3.1 km PM2.5: 12.6 µg/m³
45
Cergy-pontoise, Paris
3.1 km PM2.5: 10.8 µg/m³
65
Zone Rurale Nord-ouest - Fremainville, Paris
14.3 km PM2.5: 18.8 µg/m³
43
Zone Rurale Nord-ouest - Fremainville, Paris
14.3 km PM2.5: 10.3 µg/m³
36
Zone Rurale Nord - Saint-martin-du-tertre, Paris
20.7 km PM2.5: 8.6 µg/m³
56
Zone Rurale Nord - Saint-martin-du-tertre, Paris
20.7 km PM2.5: 14.5 µg/m³
68
Zone Rurale Nord - Saint-martin-du-tertre, Paris
20.7 km PM2.5: 20.2 µg/m³
53
Gennevilliers, Paris
23.0 km PM2.5: 13.1 µg/m³
89
Gennevilliers, Paris
23.0 km PM2.5: 30.2 µg/m³
21
Gennevilliers, Paris
23.0 km PM2.5: 5.0 µg/m³

What cities are near Osny?

27 Pontoise 27 Cergy-Pontoise 27 Cergy 27 Vauréal 26 Saint-Ouen-l'Aumône 26 Éragny 27 Jouy-le-Moutier 26 Conflans-Sainte-Honorine 24 Herblay-sur-Seine 25 Achères
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-22T03:14 UTC.