Air Quality in Cary, United States

Windy
23.3°C · 72.8% humidity
23.3°
Feels 23.3°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast Calibrated
5 1pm
5
5
29 4pm
22
17
14 7pm
12
11
9 10pm
8
8
9 1am
36
65
65 4am
65
64
64 7am
35
64
127 10am
127
127
Station readings
4
CAMS model adj -19
24
24
24
24
24
24
24
25
25
25
25
25
27
54
83
84
84
83
83
54
83
146
146
146
AD 728×90

Air Quality Index Trend

42h · 1 stn

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

72.8%
Humidity
41.0 km/h
Wind ENE
1014.4 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
29
7.0 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Cary?

Temperature & Precipitation

PM2.5 Trend

42h · 1 station
PM2.57.0 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX10.9
Extreme
AD 300×250

What is the 7-day forecast for Cary?

07-21
27.5° 21.3°
0.81 mm
07-22
24.1° 16.5°
07-23
22.9° 16.2°
3.0 mm
07-24
26.8° 14.9°
07-25
22.7° 17.0°
0.44 mm
07-26
25.7° 20.1°
2.81 mm
07-27
24.7° 19.2°
3.56 mm
Both models agree Avg diff: 4.1°C

Where are air quality stations near Cary?

32
Cary, Illinois, USA
1.0 km PM2.5: 7.7 µg/m³
–
a08-968758
24.0 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

What cities are near Cary?

29 Algonquin 27 Crystal Lake 30 Lake in the Hills 33 Carpentersville 40 Lake Zurich 28 McHenry 34 Huntley 29 Round Lake 37 Elgin 45 Mundelein
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T21:44 UTC.