What is the air quality in Downers Grove today?

The current Air Quality Index (AQI) in Downers Grove is 61 (Moderate). PM2.5 concentration is 16.8 µg/m³.

What is the temperature in Downers Grove right now?

The current temperature in Downers Grove is 8.8°C (feels like 2.4°C). Humidity is 41.1% and wind speed is 87.2 km/h.

Air Quality in Downers Grove, United States

Windy

8.8°C · 41.1% humidity

8.8°

Feels 2.4°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

53 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

46h · 287 stn

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Downers Grove's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Downers Grove is 1.1× the WHO 24-hour guideline of 15 µg/m³.

41.1%

Humidity

87.2 km/h

Wind NNE

1027.5 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

16.8 µg/m³

PM10

54.9 µg/m³

050100150200300500

What is the weather forecast for Downers Grove?

Temperature & Precipitation

PM2.5 Trend

46h · 287 stations

PM2.516.8 µg/m³ ×1.1 WHO

Moderate

PM1054.9 µg/m³

Moderate

UV INDEX0.0

Low

Station readings (53 stations within 25 km)

16.8

Median

17.24

Average

6.77

Low

22.35

High

PM2.5 µg/m³ · Model: 19.2 · Bias: +2.4

What is the 7-day forecast for Downers Grove?

10-20

10.9° 5.7°

0.06 mm

10-21

21.7° 12.2°

0.5 mm

10-22

15.5° 8.5°

0.19 mm

10-23

11.1° 9.6°

2.5 mm

10-24

23.8° 10.3°

10-25

14.8° 3.8°

0.19 mm

10-26

16.0° 3.3°

4.81 mm

Both models agree Avg diff: 4.7°C

Where are air quality stations near Downers Grove?

Naperville, Illinois, USA

12.4 km PM2.5: 9.6 µg/m³

Garfield Ridge 4

17.6 km PM2.5: 15.8 µg/m³

Clearing 1

17.8 km PM2.5: 9.8 µg/m³

Garfield Ridge 3

19.0 km PM2.5: 18.0 µg/m³

Garfield Ridge 2

19.9 km PM2.5: 18.3 µg/m³

Clearing 2

20.2 km PM2.5: 6.7 µg/m³

Austin 6

21.0 km PM2.5: 17.4 µg/m³

O'Hare 3

21.3 km PM2.5: 9.4 µg/m³

Dunning 1

21.3 km PM2.5: 20.8 µg/m³

Austin 7

21.4 km PM2.5: 17.2 µg/m³

What cities are near Downers Grove?

60 Westmont 45 Lisle 60 Hinsdale 50 Woodridge 59 Lombard 60 Glen Ellyn 59 Villa Park 52 Wheaton 40 Naperville 58 Elmhurst

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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 2026-10-20T20:57 UTC.