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.
142 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
49 3am
49
49
39 6am
42
32
33 9am
34
35
36 12pm
36
36
37 3pm
37
37
37 6pm
17
17
17 9pm
17
17
37 12am
37
37
Station readings
42
42
50
55
CAMS model adj -17
66
66
66
66
66
54
54
54
54
54
54
54
54
54
54
54
34
34
34
34
34
54
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
9.41 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Westmont?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.59.41 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (142 stations within 25 km)
9.41
Median
9.24
Average
1.2
Low
15.49
High
PM2.5 µg/m³ · Model: 12.85 · Bias: +3.4

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: 2.8°C

Where are air quality stations near Westmont?

38
Woodcrest ES (7863)
0.8 km PM2.5: 9.1 µg/m³
34
Century Pk ES (2945)
1.7 km PM2.5: 8.1 µg/m³
52
La Salle ES (4786)
1.8 km PM2.5: 12.5 µg/m³
39
107th St ES (5857)
2.8 km PM2.5: 9.3 µg/m³
47
Knox ES, Dr Owen Lloyd (6869)
3.0 km PM2.5: 11.3 µg/m³
32
Purche ES (6158)
3.7 km PM2.5: 7.8 µg/m³
35
135th St ES (5877)
3.7 km PM2.5: 8.3 µg/m³
45
Budlong ES (2616)
5.1 km PM2.5: 10.9 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: 8.7 µg/m³

What cities are near Westmont?

37 Lennox 40 Willowbrook 37 Inglewood 35 Hawthorne 39 Gardena 44 Florence-Graham 42 Vermont Square 36 Lawndale 44 Walnut Park 44 Huntington Park
Get AQI alerts for Westmont

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T13:10 UTC.