Air Quality in Prospect Heights, United States

Windy
7.7°C · 78.5% humidity
7.7°
Feels 2.7°
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
56 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
10 6am
10
10
22 9am
17
14
12 12pm
11
12
12 3pm
11
11
11 6pm
10
10
10 9pm
10
10
10 12am
10
10
10 3am
8
8
Station readings 10h ago
AQI 0
PM2.5 0.1 µg/m³ · 10h ago
CAMS model adj -17
27
27
27
27
25
25
25
25
27
27
27
27
27
27
27
27
27
27
27
27
27
27
25
25
AD 728×90

Air Quality Index Trend

15h · 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. Current PM2.5 concentration in Prospect Heights is 1.1× the WHO annual guideline of 5 µg/m³.

78.5%
Humidity
42.2 km/h
Wind NNE
1031.5 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
22
5.29 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Prospect Heights?

Temperature & Precipitation

PM2.5 Trend

15h · 1 station
PM2.55.29 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
Station readings (56 stations within 25 km)
5.29
Median
5.47
Average
3.67
Low
8.63
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +1.2

What is the 7-day forecast for Prospect Heights?

05-29
28.5° 5.7°
05-30
23.6° 11.0°
0.19 mm
05-31
28.3° 13.3°
06-01
30.5° 14.4°
0.44 mm
06-02
21.8° 15.7°
5.94 mm
06-03
29.6° 21.1°
06-04
23.7° 12.8°
0.06 mm
Both models agree Avg diff: 5.3°C

Where are air quality stations near Prospect Heights?

37
Northbrk, Illinois, USA
12.5 km PM2.5: 8.9 µg/m³
33
Northbrk, Illinois, USA
12.5 km PM2.5: 7.9 µg/m³
16
Edison Park 1
13.7 km PM2.5: 3.9 µg/m³
23
Edison Park 2
14.2 km PM2.5: 5.5 µg/m³
18
O'Hare 1
15.2 km PM2.5: 4.2 µg/m³
20
Schiller Park Collocation 2
15.3 km PM2.5: 4.8 µg/m³
27
Schiller Park Collocation 3
15.3 km PM2.5: 6.5 µg/m³
16
Schiller Park Collocation 1
15.3 km PM2.5: 3.8 µg/m³
20
Norwood Park 1
15.4 km PM2.5: 4.8 µg/m³
23
Norwood Park 6
15.6 km PM2.5: 5.5 µg/m³

What cities are near Prospect Heights?

23 Mount Prospect 22 Arlington Heights 20 Wheeling 21 Rolling Meadows 20 Buffalo Grove 20 Palatine 23 Des Plaines 20 Northbrook 24 Elk Grove Village 20 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 2026-05-29T14:59 UTC.