Air Quality in Chilly-Mazarin, France

Partly Cloudy
11.8°C · 69.8% humidity
11.8°
Feels 11.8°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
10 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
4 12am
4
4
31 3am
23
18
14 6am
11
9
10 9am
9
6
5 12pm
5
5
6 3pm
6
6
4 6pm
4
4
4 9pm
4
6
Station readings
6
4
4
5
CAMS model adj -21
25
25
25
25
25
25
25
25
25
27
27
25
25
25
25
27
27
27
25
25
25
25
25
27
AD 728×90

Air Quality Index Trend

48h · 1 stn

Chilly-Mazarin'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.

69.8%
Humidity
25.4 km/h
Wind NW
1022.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
31
7.4 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Chilly-Mazarin?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.57.4 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (10 stations within 25 km)
7.4
Median
6.26
Average
0.5
Low
12.6
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -1.5

What is the 7-day forecast for Chilly-Mazarin?

06-09
24.4° 11.8°
0.81 mm
06-10
24.9° 14.2°
3.62 mm
06-11
28.4° 18.7°
0.25 mm
06-12
24.8° 11.5°
06-13
27.9° 11.3°
0.88 mm
06-14
25.8° 14.0°
1.25 mm
06-15
19.0° 13.1°
1.56 mm
Both models agree Avg diff: 3.8°C

Where are air quality stations near Chilly-Mazarin?

44
Vitry-sur-seine, Paris
8.1 km PM2.5: 10.6 µg/m³
41
Vitry-sur-seine, Paris
8.1 km PM2.5: 9.8 µg/m³
38
Rn20 Montlhery, Paris
8.9 km PM2.5: 9.1 µg/m³
5
Arcueil
10.7 km PM2.5: 1.2 µg/m³ PM10: 1.2 µg/m³
23
Place Victor Basch, Paris
12.6 km PM2.5: 5.5 µg/m³
5
rue de Gometz
13.0 km PM2.5: 1.2 µg/m³ PM10: 1.3 µg/m³
21
Paris Stade Lenglen, Paris
13.3 km PM2.5: 5.0 µg/m³
33
Paris Stade Lenglen, Paris
13.3 km PM2.5: 7.9 µg/m³
47
Paris Stade Lenglen, Paris
13.3 km PM2.5: 11.3 µg/m³
–
france-saint-maurice-rue-adrien-damalix
14.1 km 17.0°C 52.0% RH PM2.5: 0.0 µg/m³ PM10: 1.0 µg/m³

What cities are near Chilly-Mazarin?

28 Massy 29 Longjumeau 31 Antony 35 Fresnes 31 Savigny-sur-Orge 25 Palaiseau 28 Verrières-le-Buisson 34 Athis-Mons 45 Chevilly-Larue 31 Morsang-sur-Orge
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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 2026-06-09T01:42 UTC.