Air Quality in Montesson, France

Windy
20.1°C · 38.5% humidity
20.1°
Feels 20.1°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
17 5pm
22
21
28 8pm
27
25
24 11pm
30
29
28 2am
28
28
27 5am
27
20
20 8am
20
20
20 11am
20
18
18 2pm
20
20
Station readings
17
22
21
CAMS model adj -7
24
24
24
25
27
27
27
34
34
34
34
34
34
34
27
27
27
27
27
27
25
25
27
27
AD 728×90

Air Quality Index Trend

47h · 3 stn

Montesson'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.

38.5%
Humidity
53.8 km/h
Wind NE
1026.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
28
6.66 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations
PM2.56.66 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
6.66
Median
5.88
Average
1.72
Low
10.1
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -0.4
09-05
24.4° 12.7°
09-06
23.6° 16.8°
0.06 mm
09-07
22.1° 14.4°
14.5 mm
09-08
24.3° 14.9°
1.81 mm
09-09
24.6° 14.3°
0.31 mm
09-10
24.2° 14.7°
09-11
21.4° 13.3°
1.06 mm
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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 2026-09-05T18:55 UTC.