Air Quality in Arlington Heights, United States

Windy
25.7°C · 34.6% humidity
25.7°
Feels 25.7°
57
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
0 4pm
0
0
57 7pm
59
43
31 10pm
22
16
11 1am
8
6
4 4am
3
2
2 7am
1
1
1 10am
0
0
0 1pm
0
0
Station readings 16h ago
AQI 2
PM2.5 0.4 µg/m³ · 16h ago
CAMS model adj -80
54
54
54
54
66
66
66
66
54
54
66
66
66
54
54
54
24
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

3h · 1 stn

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

34.6%
Humidity
53.0 km/h
Wind ENE
1018.4 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
57
15.0 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Arlington Heights?

Temperature & Precipitation

PM2.5 Trend

3h · 1 station
PM2.515.0 µg/m³ ✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX5.9
High
AD 300×250
Station readings (1 station within 25 km)
15.0
Median
15.0
Average
15.0
Low
15.0
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +1.4

What is the 7-day forecast for Arlington Heights?

08-03
25.8° 18.0°
12.75 mm
08-04
34.9° 13.9°
08-05
31.2° 14.3°
2.38 mm
08-06
36.1° 21.6°
0.13 mm
08-07
30.9° 16.9°
0.38 mm
08-08
33.8° 17.2°
3.94 mm
08-09
33.7° 24.0°
0.06 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Arlington Heights?

46
Desplns, Illinois, USA
10.2 km PM2.5: 11.0 µg/m³
49
Desplns, Illinois, USA
10.2 km PM2.5: 11.8 µg/m³
31
Edison Park 1
16.0 km PM2.5: 7.4 µg/m³
61
Northbrk, Illinois, USA
16.0 km PM2.5: 16.9 µg/m³
49
Northbrk, Illinois, USA
16.0 km PM2.5: 11.8 µg/m³
40
Schiller Park Collocation 3
16.2 km PM2.5: 9.6 µg/m³
37
Schiller Park Collocation 1
16.2 km PM2.5: 8.8 µg/m³
43
Schiller Park Collocation 2
16.2 km PM2.5: 10.4 µg/m³
44
Edison Park 2
16.4 km PM2.5: 10.6 µg/m³
37
O'Hare 1
16.6 km PM2.5: 8.9 µg/m³

What cities are near Arlington Heights?

55 Rolling Meadows 57 Prospect Heights 56 Mount Prospect 53 Palatine 57 Wheeling 55 Buffalo Grove 55 Elk Grove Village 53 Hoffman Estates 56 Des Plaines 53 Schaumburg
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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 2026-08-08T00:52 UTC.