What is the air quality in Westmont today?

The current Air Quality Index (AQI) in Westmont is 52 (Moderate). PM2.5 concentration is 12.76 µg/m³.

What is the temperature in Westmont right now?

The current temperature in Westmont is 26.3°C (feels like 26.3°C). Humidity is 43.2% and wind speed is 40.4 km/h.

Air Quality in Westmont, United States

Windy

26.3°C · 43.2% humidity

26.3°

Feels 26.3°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

92 stations

Nearby Monitoring Stations

AQI Forecast

24 2pm

52 5pm

35 8pm

31 11pm

26 2am

84 5am

54 8am

83 11am

146

Air Quality Index Trend

48h · 8 stn

View full history →

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.

43.2%

Humidity

40.4 km/h

Wind ENE

1014.1 hPa

Pressure

6.9

UV High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

12.76 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Westmont?

Temperature & Precipitation

PM2.5 Trend

48h · 8 stations

PM2.512.76 µg/m³ ✓ WHO

Moderate

PM1020.55 µg/m³

Good

UV INDEX6.9

High

Station readings (92 stations within 25 km)

12.76

Median

12.76

Average

8.97

Low

28.04

High

PM2.5 µg/m³ · Model: 9.65 · Bias: -3.1

What is the 7-day forecast for Westmont?

07-21

29.8° 22.9°

1.0 mm

07-22

26.3° 20.8°

07-23

24.0° 17.9°

3.44 mm

07-24

29.5° 18.8°

07-25

24.8° 18.8°

0.19 mm

07-26

27.7° 22.3°

2.87 mm

07-27

27.8° 20.7°

0.69 mm

Both models agree Avg diff: 3.7°C

Where are air quality stations near Westmont?

Garfield Ridge 4

14.5 km PM2.5: 12.9 µg/m³

Clearing 1

14.7 km PM2.5: 13.5 µg/m³

Garfield Ridge 3

16.0 km PM2.5: 11.9 µg/m³

Garfield Ridge 2

16.9 km PM2.5: 12.4 µg/m³

Clearing 2

17.1 km PM2.5: 13.3 µg/m³

Clearing 3

18.5 km PM2.5: 13.2 µg/m³

Garfield Ridge 1

18.6 km PM2.5: 13.9 µg/m³

Austin 6

18.7 km PM2.5: 13.0 µg/m³

Austin 7

19.3 km PM2.5: 12.4 µg/m³

South Lawndale 5

19.5 km PM2.5: 13.3 µg/m³

What cities are near Westmont?

53 Hinsdale 52 Downers Grove 47 Lisle 49 Woodridge 53 La Grange 51 Lombard 52 Westchester 51 Villa Park 53 Brookfield 48 Glen Ellyn

Get AQI alerts for Westmont

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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 2026-07-21T22:17 UTC.