Air Quality in Westmont, United States
Cloudy
17.4°C · 78.1% humidity
17.4°
Feels 17.4°
52
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Westmont's air quality — share it
AQI Forecast
Calibrated
36
2am
48
48
52
5am
48
48
36
8am
36
36
36
11am
36
36
36
2pm
36
36
36
5pm
36
16
16
8pm
16
16
16
11pm
36
36
Station readings
50
42
42
CAMS model
adj -18
54
66
66
66
66
66
54
54
54
54
54
54
54
54
54
54
54
34
34
34
34
34
54
54
Air Quality Index Trend
47h · 1 stnWestmont's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
78.1%
Humidity
15.8 km/h
Wind SSE
1011.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
12.85 µg/m³
PM10
34.3 µg/m³
050100150200300500
What is the weather forecast for Westmont?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.512.85 µg/m³
✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Westmont?
06-09
22.9° 17.4°
06-10
23.7° 17.1°
06-11
21.0° 16.6°
06-12
22.7° 16.6°
0.06 mm
06-13
25.3° 17.7°
06-14
24.2° 18.7°
06-15
20.2° 17.2°
Both models agree
Avg diff: 2.7°C
Where are air quality stations near Westmont?
37
Woodcrest ES (7863)
33
Century Pk ES (2945)
50
La Salle ES (4786)
37
107th St ES (5857)
44
Knox ES, Dr Owen Lloyd (6869)
32
Purche ES (6158)
34
135th St ES (5877)
42
Budlong ES (2616)
32
Compton ES (3205)
35
Avalon Gardens ES (2247)
What cities are near Westmont?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T12:05 UTC.