What is the air quality in Westmont today?

The current Air Quality Index (AQI) in Westmont is 38 (Good). PM2.5 concentration is 9.13 µg/m³.

What is the temperature in Westmont right now?

The current temperature in Westmont is 26.6°C (feels like 26.6°C). Humidity is 32.3% and wind speed is 56.7 km/h.

Is it safe to go outside in Westmont?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 5.9 (High).

Air Quality in Westmont, United States

Windy

26.6°C · 32.3% humidity

26.6°

Feels 26.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

3 stations

Nearby Monitoring Stations

AQI Forecast

27 6pm

38 9pm

48 12am

52 3am

53 6am

25 9am

25 12pm

25 3pm

Air Quality Index Trend

45h · 212 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.

32.3%

Humidity

56.7 km/h

Wind NE

1018.2 hPa

Pressure

5.9

UV High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

9.13 µg/m³

PM10

34.3 µg/m³

050100150200300500

What is the weather forecast for Westmont?

Temperature & Precipitation

PM2.5 Trend

45h · 212 stations

PM2.59.13 µg/m³ ✓ WHO

Good

PM1034.3 µg/m³

Good

UV INDEX5.9

High

Station readings (3 stations within 25 km)

9.13

Median

9.37

Average

8.6

Low

10.1

High

PM2.5 µg/m³ · Model: 17.65 · Bias: +8.5

What is the 7-day forecast for Westmont?

08-03

27.1° 17.8°

9.62 mm

08-04

34.4° 15.6°

08-05

31.2° 16.2°

3.44 mm

08-06

36.2° 22.1°

0.06 mm

08-07

30.7° 18.9°

0.06 mm

08-08

33.7° 18.0°

3.94 mm

08-09

34.2° 24.6°

Both models agree Avg diff: 3.6°C

Where are air quality stations near Westmont?

Garfield Ridge 4

14.5 km PM2.5: 8.0 µg/m³

Clearing 1

14.7 km PM2.5: 8.2 µg/m³

Naperville, Illinois, USA

14.9 km PM2.5: 7.9 µg/m³

Naperville, Illinois, USA

14.9 km PM2.5: 8.4 µg/m³

Naperville, Illinois, USA

14.9 km PM2.5: 8.4 µg/m³

Garfield Ridge 3

16.0 km PM2.5: 7.6 µg/m³

Clearing 2

17.1 km PM2.5: 5.0 µg/m³

Clearing 3

18.5 km PM2.5: 8.1 µg/m³

Garfield Ridge 1

18.6 km PM2.5: 8.7 µg/m³

Austin 6

18.7 km PM2.5: 8.5 µg/m³

What cities are near Westmont?

39 Hinsdale 36 Downers Grove 36 Lisle 36 Woodridge 35 La Grange 44 Lombard 38 Westchester 45 Villa Park 35 Brookfield 36 Glen Ellyn

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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 2026-08-08T02:07 UTC.