What is the air quality in Prospect Heights today?

The current Air Quality Index (AQI) in Prospect Heights is 18 (Good). PM2.5 concentration is 4.36 µg/m³.

What is the temperature in Prospect Heights right now?

The current temperature in Prospect Heights is 12.0°C (feels like 12.0°C). Humidity is 60.2% and wind speed is 1.7 km/h.

Is it safe to go outside in Prospect Heights?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Prospect Heights, United States

Partly Cloudy

12.0°C · 60.2% humidity

12.0°

Feels 12.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

57 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

0 9pm

18 12am

14 3am

5 6am

2 9am

1 12pm

0 3pm

0 6pm

Station readings 5h ago

AQI 4

PM2.5 1.0 µg/m³ · 5h ago

CAMS model adj -46

Air Quality Index Trend

29h · 1 stn

View full history →

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.

60.2%

Humidity

1.7 km/h

Wind WNW

1012.1 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.36 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Prospect Heights?

Temperature & Precipitation

PM2.5 Trend

29h · 1 station

PM2.54.36 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (57 stations within 25 km)

4.36

Median

4.05

Average

3.32

Low

5.8

High

PM2.5 µg/m³ · Model: 6.25 · Bias: +1.9

What is the 7-day forecast for Prospect Heights?

06-09

30.5° 12.0°

1.25 mm

06-10

19.7° 18.6°

19.88 mm

06-11

26.6° 14.9°

06-12

29.0° 19.4°

6.19 mm

06-13

29.2° 20.2°

3.88 mm

06-14

30.7° 14.1°

06-15

33.9° 23.9°

0.13 mm

Both models agree Avg diff: 6.3°C

Where are air quality stations near Prospect Heights?

Northbrk, Illinois, USA

12.5 km PM2.5: 3.1 µg/m³

Northbrk, Illinois, USA

12.5 km PM2.5: 4.8 µg/m³

Edison Park 1

13.7 km PM2.5: 3.5 µg/m³

Edison Park 2

14.2 km PM2.5: 4.7 µg/m³

O'Hare 1

15.2 km PM2.5: 4.1 µg/m³

Schiller Park Collocation 1

15.3 km PM2.5: 3.9 µg/m³

Schiller Park Collocation 3

15.3 km PM2.5: 9.6 µg/m³

Schiller Park Collocation 2

15.3 km PM2.5: 5.1 µg/m³

Norwood Park 1

15.4 km PM2.5: 4.0 µg/m³

Norwood Park 6

15.6 km PM2.5: 4.3 µg/m³

What cities are near Prospect Heights?

18 Mount Prospect 18 Arlington Heights 18 Wheeling 18 Rolling Meadows 19 Buffalo Grove 19 Palatine 18 Des Plaines 20 Northbrook 17 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 2026-06-09T05:26 UTC.