Air Quality in Prospect Heights, United States

Windy
19.6°C · 46.2% humidity
19.6°
Feels 19.6°
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
54 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
48 8am
48
36
22 11am
26
29
31 2pm
32
33
14 5pm
15
8
35 8pm
36
36
36 11pm
48
48
48 2am
48
48
48 5am
48
48
Station readings
60
25
13
CAMS model adj -18
66
66
54
54
54
54
54
54
54
34
34
27
54
54
54
54
66
66
66
66
66
66
66
66
AD 728×90

Air Quality Index Trend

13h · 1 stn

Prospect 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.

46.2%
Humidity
43.3 km/h
Wind NW
1020.2 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
22
5.2 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Prospect Heights?

Temperature & Precipitation

PM2.5 Trend

13h · 1 station
PM2.55.2 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
Station readings (54 stations within 25 km)
5.2
Median
5.16
Average
1.95
Low
6.15
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +4.8

What is the 7-day forecast for Prospect Heights?

09-05
19.6° 16.2°
0.13 mm
09-06
27.8° 12.3°
0.06 mm
09-07
22.9° 16.9°
1.81 mm
09-08
21.7° 12.6°
11.06 mm
09-09
29.1° 14.8°
0.81 mm
09-10
25.1° 15.6°
0.44 mm
09-11
27.7° 15.4°
0.69 mm
Both models agree Avg diff: 6.4°C

Where are air quality stations near Prospect Heights?

23
Desplns, Illinois, USA
7.3 km PM2.5: 5.5 µg/m³
23
Desplns, Illinois, USA
7.3 km PM2.5: 5.5 µg/m³
23
Northbrk, Illinois, USA
12.5 km PM2.5: 5.5 µg/m³
19
Edison Park 1
13.7 km PM2.5: 4.6 µg/m³
26
Edison Park 2
14.2 km PM2.5: 6.2 µg/m³
23
O'Hare 1
15.2 km PM2.5: 5.6 µg/m³
23
Norwood Park 1
15.4 km PM2.5: 5.6 µg/m³
25
Norwood Park 6
15.6 km PM2.5: 5.9 µg/m³
18
O'Hare 2
16.0 km PM2.5: 4.4 µg/m³
22
Forest Glen 1
16.4 km PM2.5: 5.3 µg/m³

What cities are near Prospect Heights?

22 Mount Prospect 22 Arlington Heights 22 Wheeling 22 Rolling Meadows 23 Buffalo Grove 23 Palatine 22 Des Plaines 22 Northbrook 22 Elk Grove Village 22 Deerfield
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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 2026-09-05T16:40 UTC.