Air Quality in Crest Hill, United States

Partly Cloudy
19.1°C · 59.4% humidity
19.1°
Feels 19.1°
48
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
54 8am
66
54
48 11am
50
51
52 2pm
52
53
53 5pm
53
54
54 8pm
54
54
54 11pm
54
54
66 2am
66
66
66 5am
66
54
AD 728×90

Air Quality Index Trend

45h · 267 stn

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

59.4%
Humidity
33.4 km/h
Wind NW
1020.3 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
48
11.41 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Crest Hill?

Temperature & Precipitation

PM2.5 Trend

45h · 267 stations
PM2.511.41 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (2 stations within 25 km)
11.41
Median
9.25
Average
7.0
Low
11.5
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -1.4

What is the 7-day forecast for Crest Hill?

09-05
19.3° 16.3°
0.06 mm
09-06
27.5° 12.6°
0.44 mm
09-07
22.4° 15.3°
1.88 mm
09-08
21.2° 12.9°
30.12 mm
09-09
26.7° 13.7°
0.38 mm
09-10
24.4° 15.0°
1.12 mm
09-11
30.7° 14.0°
0.44 mm
Both models agree Avg diff: 7.1°C

Where are air quality stations near Crest Hill?

32
Joliet, Illinois, USA
3.4 km PM2.5: 7.7 µg/m³
32
Joliet, Illinois, USA
3.4 km PM2.5: 7.7 µg/m³
48
Joliet, Illinois, USA
3.4 km PM2.5: 11.5 µg/m³
51
Naperville, Illinois, USA
24.5 km PM2.5: 12.1 µg/m³
29
Naperville, Illinois, USA
24.5 km PM2.5: 7.0 µg/m³
27
Clearing 1
34.9 km PM2.5: 6.5 µg/m³

What cities are near Crest Hill?

48 Joliet 45 Lockport 48 Shorewood 39 Romeoville 48 New Lenox 28 Homer Glen 28 Lemont 32 Bolingbrook 26 Goodings Grove 35 Mokena
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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 2026-09-05T16:32 UTC.