Air Quality in Cachan, France
Drizzle
23.7°C · 59.1% humidity
23.7°
Feels 23.7°
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
12 stations
Nearby Monitoring Stations
Cachan's air quality — share it
AQI Forecast
Calibrated
25
6pm
31
25
50
9pm
24
20
10
12am
8
7
6
3am
5
4
4
6am
4
4
3
9am
3
10
30
12pm
30
30
30
3pm
30
30
Station readings
25
31
25
36
CAMS model
adj -24
54
54
54
54
34
34
27
27
27
27
27
27
27
27
27
27
27
34
54
54
54
54
54
54
Air Quality Index Trend
48h · 2 stnCachan'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.
59.1%
Humidity
67.8 km/h
Wind NE
1015.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
11.96 µg/m³
PM10
34.3 µg/m³
050100150200300500
What is the weather forecast for Cachan?
Temperature & Precipitation
PM2.5 Trend
48h · 2 stationsPM2.511.96 µg/m³
✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
Station readings (12 stations within 25 km)
11.96
Median
12.14
Average
2.2
Low
23.5
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +1.5
What is the 7-day forecast for Cachan?
05-29
23.7° 14.0°
0.38 mm
05-30
19.0° 13.0°
2.81 mm
05-31
26.0° 14.4°
06-01
26.6° 13.2°
0.19 mm
06-02
18.8° 12.2°
10.06 mm
06-03
19.5° 13.7°
06-04
21.7° 18.4°
19.0 mm
Both models agree
Avg diff: 3.3°C
Where are air quality stations near Cachan?
5
Arcueil
31
Place Victor Basch, Paris
11
Vitry-sur-seine, Paris
63
Vitry-sur-seine, Paris
10
Paris Stade Lenglen, Paris
53
Paris Stade Lenglen, Paris
11
Paris Stade Lenglen, Paris
33
Paris
105
Paris
19
Paris
What cities are near Cachan?
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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 2026-05-29T19:24 UTC.