Air Quality in Northbrook, United States

Windy
11.0°C · 68.0% humidity
11.0°
Feels 11.0°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
70 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
6 1pm
8
8
42 4pm
32
25
21 7pm
17
14
13 10pm
11
10
10 1am
9
9
7 4am
6
6
8 7am
8
8
8 10am
8
8
Station readings 17h ago
AQI 0
PM2.5 0.1 µg/m³ · 17h ago
CAMS model adj -19
25
27
27
27
27
27
27
27
27
27
27
27
27
27
27
25
25
25
27
27
27
27
27
27
AD 728×90

Air Quality Index Trend

9h · 1 stn

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

68.0%
Humidity
108.9 km/h
Wind NNE
1020.5 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
42
10.23 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Northbrook?

Temperature & Precipitation

PM2.5 Trend

9h · 1 station
PM2.510.23 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX10.9
Extreme
AD 300×250
Station readings (70 stations within 25 km)
10.23
Median
8.06
Average
4.9
Low
15.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -4.0

What is the 7-day forecast for Northbrook?

05-29
24.6° 7.8°
05-30
20.5° 10.9°
0.13 mm
05-31
19.2° 13.8°
0.13 mm
06-01
25.5° 13.2°
0.31 mm
06-02
19.7° 13.1°
6.0 mm
06-03
26.1° 18.0°
06-04
16.4° 12.2°
Both models agree Avg diff: 5.8°C

Where are air quality stations near Northbrook?

36
Northbrk, Illinois, USA
2.8 km PM2.5: 8.6 µg/m³
14
Northbrk, Illinois, USA
2.8 km PM2.5: 3.4 µg/m³
25
Edison Park 1
12.9 km PM2.5: 6.1 µg/m³
35
Edison Park 2
13.9 km PM2.5: 8.4 µg/m³
32
Forest Glen 1
14.3 km PM2.5: 7.7 µg/m³
32
Forest Glen 2
14.9 km PM2.5: 7.6 µg/m³
32
Norwood Park 1
15.3 km PM2.5: 7.6 µg/m³
35
Norwood Park 2
15.5 km PM2.5: 8.3 µg/m³
34
Norwood Park 3
15.8 km PM2.5: 8.2 µg/m³
33
West Ridge 1
15.8 km PM2.5: 7.9 µg/m³

What cities are near Northbrook?

41 Deerfield 42 Highland Park 35 Glenview 38 Wheeling 38 Prospect Heights 34 Morton Grove 34 Wilmette 41 Buffalo Grove 38 Mount Prospect 38 Des Plaines
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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 2026-05-29T21:20 UTC.