Air Quality in Cary, United States

Windy
19.3°C · 49.7% humidity
19.3°
Feels 19.3°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
54 8am
54
34
27 11am
29
30
24 2pm
25
24
24 5pm
24
25
34 8pm
54
54
54 11pm
54
54
54 2am
54
54
66 5am
66
66
AD 728×90

Air Quality Index Trend

45h · 173 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.

49.7%
Humidity
52.4 km/h
Wind NW
1020.3 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
27
6.5 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Cary?

Temperature & Precipitation

PM2.5 Trend

45h · 173 stations
PM2.56.5 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
Station readings (2 stations within 25 km)
6.5
Median
6.5
Average
5.8
Low
7.2
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +0.9

What is the 7-day forecast for Cary?

09-05
19.3° 15.3°
0.25 mm
09-06
27.1° 10.8°
0.19 mm
09-07
22.0° 15.4°
1.63 mm
09-08
21.0° 12.2°
11.63 mm
09-09
26.7° 12.9°
0.5 mm
09-10
24.0° 14.9°
0.88 mm
09-11
28.2° 14.7°
0.88 mm
Both models agree Avg diff: 6.9°C

Where are air quality stations near Cary?

26
Cary, Illinois, USA
1.0 km PM2.5: 6.2 µg/m³
24
Cary, Illinois, USA
1.0 km PM2.5: 5.8 µg/m³
–
a08-968758
24.0 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

What cities are near Cary?

27 Algonquin 27 Crystal Lake 27 Lake in the Hills 27 Carpentersville 26 Lake Zurich 27 McHenry 27 Huntley 27 Round Lake 27 Elgin 26 Mundelein
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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 2026-09-05T16:30 UTC.