Air Quality in Cachan, France

Windy
27.7°C · 25.8% humidity
27.7°
Feels 27.7°
12
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
12 3am
10
15
12 6am
9
7
5 9am
3
2
2 12pm
1
1
1 3pm
0
0
0 6pm
0
0
6 9pm
26
26
26 12am
26
26
Station readings
12
10
15
CAMS model adj -28
34
34
34
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
34
54
54
54
54
54
AD 728×90

Air Quality Index Trend

47h · 4 stn

Cachan'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.

25.8%
Humidity
52.9 km/h
Wind W
1013.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
12
2.93 µg/m³
PM10▲
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Cachan?

Temperature & Precipitation

PM2.5 Trend

47h · 4 stations
PM2.52.93 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (4 stations within 25 km)
2.93
Median
7.49
Average
1.83
Low
22.84
High
PM2.5 µg/m³ · Model: 9.65 · Bias: +6.7

What is the 7-day forecast for Cachan?

08-03
37.3° 19.1°
1.25 mm
08-04
28.8° 19.1°
0.19 mm
08-05
33.6° 21.4°
08-06
33.6° 17.1°
0.06 mm
08-07
33.0° 16.0°
0.62 mm
08-08
27.5° 18.2°
08-09
24.2° 17.7°
Both models agree Avg diff: 3.8°C

Where are air quality stations near Cachan?

15
Arcueil
1.6 km PM2.5: 3.6 µg/m³ PM10: 3.6 µg/m³
18
Place Victor Basch, Paris
3.6 km PM2.5: 4.3 µg/m³
40
Place Victor Basch, Paris
3.6 km PM2.5: 9.6 µg/m³
8
Vitry-sur-seine, Paris
3.7 km PM2.5: 1.9 µg/m³
36
Vitry-sur-seine, Paris
3.7 km PM2.5: 8.6 µg/m³
57
Paris Stade Lenglen, Paris
6.2 km PM2.5: 15.0 µg/m³
56
Paris Stade Lenglen, Paris
6.2 km PM2.5: 14.5 µg/m³
13
Paris Stade Lenglen, Paris
6.2 km PM2.5: 3.1 µg/m³
28
Paris
6.8 km PM2.5: 6.7 µg/m³
31
Paris
6.8 km PM2.5: 7.4 µg/m³

What cities are near Cachan?

11 Arcueil 15 Villejuif 10 Gentilly 16 L'Haÿ-les-Roses 12 Croulebarbe 15 Bagneux 17 Bourg-la-Reine 15 Le Kremlin-Bicêtre 13 Montrouge 18 Fontenay-aux-Roses
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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 2026-08-08T04:47 UTC.