Air Quality in Naperville, United States

Windy
25.3°C · 41.8% humidity
25.3°
Feels 25.3°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
54 3pm
34
34
36 6pm
33
39
57 9pm
56
56
55 12am
55
55
54 3am
54
54
54 6am
54
24
25 9am
25
25
25 12pm
25
25
AD 728×90

Air Quality Index Trend

46h · 207 stn

Naperville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

41.8%
Humidity
44.2 km/h
Wind N
1018.3 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
36
8.6 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Naperville?

Temperature & Precipitation

PM2.5 Trend

46h · 207 stations
PM2.58.6 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX5.9
High
AD 300×250
Station readings (1 station within 25 km)
8.6
Median
8.6
Average
8.6
Low
8.6
High
PM2.5 µg/m³ · Model: 13.7 · Bias: +5.1

What is the 7-day forecast for Naperville?

08-03
25.3° 17.6°
5.5 mm
08-04
31.6° 14.4°
08-05
29.5° 13.7°
4.0 mm
08-06
32.7° 21.3°
0.44 mm
08-07
28.7° 16.4°
0.06 mm
08-08
31.3° 16.3°
7.19 mm
08-09
31.5° 23.1°
Both models agree Avg diff: 3.2°C

Where are air quality stations near Naperville?

35
Naperville, Illinois, USA
1.7 km PM2.5: 8.4 µg/m³
38
Naperville, Illinois, USA
1.7 km PM2.5: 9.1 µg/m³
37
Naperville, Illinois, USA
1.7 km PM2.5: 8.9 µg/m³
36
Naperville, Illinois, USA
1.7 km PM2.5: 8.6 µg/m³
43
Schiller Park Collocation 2
30.0 km PM2.5: 10.4 µg/m³
40
Schiller Park Collocation 3
30.0 km PM2.5: 9.6 µg/m³
38
Schiller Park Collocation 1
30.0 km PM2.5: 9.0 µg/m³
38
O'Hare 1
32.7 km PM2.5: 9.1 µg/m³

What cities are near Naperville?

36 Lisle 36 Woodridge 36 Wheaton 36 Downers Grove 37 Bolingbrook 36 West Chicago 36 Glen Ellyn 36 Carol Stream 38 Westmont 36 Aurora
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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 2026-08-07T23:56 UTC.