What is the air quality in Romeoville today?

The current Air Quality Index (AQI) in Romeoville is 38 (Good). PM2.5 concentration is 9.14 µg/m³.

What is the temperature in Romeoville right now?

The current temperature in Romeoville is 24.5°C (feels like 24.5°C). Humidity is 54.3% and wind speed is 46.0 km/h.

Is it safe to go outside in Romeoville?

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

Air Quality in Romeoville, United States

Windy

24.5°C · 54.3% humidity

24.5°

Feels 24.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast

54 11pm

38 2am

48 5am

22 8am

24 11am

25 2pm

25 5pm

25 8pm

Air Quality Index Trend

45h · 213 stn

View full history →

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

54.3%

Humidity

46.0 km/h

Wind NW

1018.3 hPa

Pressure

5.9

UV High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

9.14 µg/m³

PM10

34.3 µg/m³

050100150200300500

What is the weather forecast for Romeoville?

Temperature & Precipitation

PM2.5 Trend

45h · 213 stations

PM2.59.14 µg/m³ ✓ WHO

Good

PM1034.3 µg/m³

Good

UV INDEX5.9

High

Station readings (2 stations within 25 km)

9.14

Median

9.1

Average

8.6

Low

9.6

High

PM2.5 µg/m³ · Model: 13.7 · Bias: +4.6

What is the 7-day forecast for Romeoville?

08-03

24.5° 17.8°

3.94 mm

08-04

31.0° 14.8°

08-05

29.7° 14.0°

4.5 mm

08-06

32.8° 21.5°

08-07

27.9° 16.3°

08-08

31.2° 18.0°

5.44 mm

08-09

31.0° 22.4°

Both models agree Avg diff: 3.1°C

Where are air quality stations near Romeoville?

Joliet, Illinois, USA

13.6 km PM2.5: 16.9 µg/m³

Joliet, Illinois, USA

13.6 km PM2.5: 16.4 µg/m³

Naperville, Illinois, USA

14.7 km PM2.5: 11.0 µg/m³

Naperville, Illinois, USA

14.7 km PM2.5: 12.1 µg/m³

Naperville, Illinois, USA

14.7 km PM2.5: 10.1 µg/m³

Clearing 1

27.9 km PM2.5: 11.1 µg/m³

Garfield Ridge 4

28.5 km PM2.5: 10.3 µg/m³

What cities are near Romeoville?

37 Bolingbrook 40 Lockport 38 Lemont 40 Crest Hill 36 Woodridge 40 Goodings Grove 40 Joliet 40 Homer Glen 36 Naperville 40 Shorewood

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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 2026-08-08T07:25 UTC.