What is the air quality in Naperville today?

The current Air Quality Index (AQI) in Naperville is 12 (Good). PM2.5 concentration is 3.0 µg/m³.

What is the temperature in Naperville right now?

The current temperature in Naperville is 10.6°C (feels like 10.6°C). Humidity is 78.0% and wind speed is 36.8 km/h.

Is it safe to go outside in Naperville?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Naperville, United States

Cloudy

10.6°C · 78.0% humidity

10.6°

Feels 10.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast

24 9pm

12 12am

20 3am

22 6am

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— 9am

—

— 12pm

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— 3pm

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— 6pm

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Air Quality Index Trend

47h · 8 stn

View full history →

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.

78.0%

Humidity

36.8 km/h

Wind NW

1012.4 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

3.0 µg/m³

PM10▲

13.7 µg/m³

050100150200300500

What is the weather forecast for Naperville?

Temperature & Precipitation

PM2.5 Trend

47h · 8 stations

PM2.53.0 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (2 stations within 25 km)

3.0

Median

3.0

Average

2.9

Low

3.1

High

PM2.5 µg/m³ · Model: 6.15 · Bias: +3.2

What is the 7-day forecast for Naperville?

06-09

30.8° 10.6°

0.56 mm

06-10

21.8° 19.8°

20.06 mm

06-11

24.5° 14.7°

0.88 mm

06-12

28.7° 20.0°

5.56 mm

06-13

27.5° 22.2°

4.94 mm

06-14

30.7° 14.6°

06-15

32.3° 23.5°

0.06 mm

Both models agree Avg diff: 5.8°C

Where are air quality stations near Naperville?

Schiller Park Collocation 1

30.0 km PM2.5: 5.6 µg/m³

Schiller Park Collocation 2

30.0 km PM2.5: 5.1 µg/m³

Schiller Park Collocation 3

30.0 km PM2.5: 9.6 µg/m³

O'Hare 2

31.6 km PM2.5: 3.9 µg/m³

O'Hare 1

32.7 km PM2.5: 4.8 µg/m³

What cities are near Naperville?

13 Lisle 13 Woodridge 14 Wheaton 15 Downers Grove 13 Bolingbrook 12 West Chicago 15 Glen Ellyn 15 Carol Stream 15 Westmont 12 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 2026-06-09T05:11 UTC.