Air Quality in Westmont, United States

Cloudy
17.4°C · 78.1% humidity
17.4°
Feels 17.4°
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
141 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
36 2am
48
48
39 5am
42
43
33 8am
34
34
35 11am
35
35
36 2pm
36
36
36 5pm
36
16
16 8pm
16
16
16 11pm
36
36
Station readings
50
42
42
50
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
AD 728×90

Air Quality Index Trend

48h · 1 stn

Westmont'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▲
39
9.27 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Westmont?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.59.27 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (141 stations within 25 km)
9.27
Median
9.21
Average
2.74
Low
15.21
High
PM2.5 µg/m³ · Model: 12.85 · Bias: +3.6

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?

38
Woodcrest ES (7863)
0.8 km PM2.5: 9.0 µg/m³
34
Century Pk ES (2945)
1.7 km PM2.5: 8.1 µg/m³
51
La Salle ES (4786)
1.8 km PM2.5: 12.2 µg/m³
38
107th St ES (5857)
2.8 km PM2.5: 9.0 µg/m³
45
Knox ES, Dr Owen Lloyd (6869)
3.0 km PM2.5: 10.9 µg/m³
33
Purche ES (6158)
3.7 km PM2.5: 7.9 µg/m³
35
135th St ES (5877)
3.7 km PM2.5: 8.3 µg/m³
44
Budlong ES (2616)
5.1 km PM2.5: 10.5 µg/m³
32
Compton ES (3205)
5.1 km PM2.5: 7.6 µg/m³
36
Avalon Gardens ES (2247)
5.1 km PM2.5: 8.6 µg/m³

What cities are near Westmont?

37 Lennox 39 Willowbrook 37 Inglewood 35 Hawthorne 39 Gardena 43 Florence-Graham 41 Vermont Square 36 Lawndale 43 Walnut Park 43 Huntington Park
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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 2026-06-09T12:33 UTC.