Air Quality in Cergy, France

Clear
24.7°C · 48.4% humidity
24.7°
Feels 24.7°
51
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
38 12pm
38
38
51 3pm
45
40
37 6pm
35
33
34 9pm
33
33
32 12am
32
32
38 3am
38
38
31 6am
31
31
31 9am
31
31
Station readings
28
39
30
CAMS model adj +4
34
34
34
25
25
25
25
25
25
27
27
27
27
27
27
34
34
34
27
27
27
27
27
27
AD 728×90

Air Quality Index Trend

47h · 1 stn

Cergy'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.

48.4%
Humidity
25.4 km/h
Wind SSW
1019.1 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
51
12.12 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Cergy?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.512.12 µg/m³ ✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
Station readings (5 stations within 25 km)
12.12
Median
11.32
Average
6.5
Low
15.9
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -6.1

What is the 7-day forecast for Cergy?

09-05
24.7° 12.7°
09-06
23.3° 16.3°
09-07
21.9° 14.1°
12.62 mm
09-08
24.2° 14.3°
2.44 mm
09-09
24.1° 12.9°
0.38 mm
09-10
24.0° 14.3°
09-11
21.2° 13.6°
0.5 mm
Both models agree Avg diff: 3.8°C

Where are air quality stations near Cergy?

20
Cergy-pontoise, Paris
2.8 km PM2.5: 4.8 µg/m³
29
Cergy-pontoise, Paris
2.8 km PM2.5: 7.0 µg/m³
20
Cergy-pontoise, Paris
2.8 km PM2.5: 4.8 µg/m³
59
Zone Rurale Nord-ouest - Fremainville, Paris
15.6 km PM2.5: 15.9 µg/m³
42
Zone Rurale Nord-ouest - Fremainville, Paris
15.6 km PM2.5: 10.1 µg/m³
46
Gennevilliers, Paris
19.8 km PM2.5: 11.0 µg/m³
57
La Defense, Paris
20.1 km PM2.5: 15.0 µg/m³
27
Zone Rurale Nord - Saint-martin-du-tertre, Paris
20.8 km PM2.5: 6.5 µg/m³
34
Autoroute A1 - Saint-denis, Paris
23.9 km PM2.5: 8.2 µg/m³
20
Avenue Des Champs Elysees, Paris
25.4 km PM2.5: 4.8 µg/m³

What cities are near Cergy?

51 Cergy-Pontoise 48 Pontoise 50 Éragny 54 Vauréal 41 Saint-Ouen-l'Aumône 53 Osny 52 Jouy-le-Moutier 50 Conflans-Sainte-Honorine 52 Achères 47 Herblay-sur-Seine
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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 2026-09-05T13:43 UTC.