Stay updated with real-time air quality in Cary, North Carolina featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Cary, North Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.79 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.32 μg/m³
0
55
155
255
425
605+
16.39 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
2.20 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Cary, North Carolina
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AQI 44
Good
7.85μg/m³
PM2.5
32.85μg/m³
PM10
16.31ppb
O3
0.35ppb
SO2
3.29ppb
NO2
0.20ppm
CO
AQI 38
Good
6.68μg/m³
PM2.5
21.68μg/m³
PM10
18.65ppb
O3
0.33ppb
SO2
2.79ppb
NO2
0.20ppm
CO
AQI 33
Good
6.47μg/m³
PM2.5
16.59μg/m³
PM10
16.98ppb
O3
0.47ppb
SO2
2.60ppb
NO2
0.20ppm
CO
AQI 33
Good
6.17μg/m³
PM2.5
15.99μg/m³
PM10
17.75ppb
O3
0.34ppb
SO2
2.64ppb
NO2
0.20ppm
CO
AQI 33
Good
5.85μg/m³
PM2.5
13.60μg/m³
PM10
18.64ppb
O3
0.49ppb
SO2
2.55ppb
NO2
0.20ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
16.37μg/m³
PM10
17.68ppb
O3
0.34ppb
SO2
2.59ppb
NO2
0.20ppm
CO
The air quality data for North Carolina, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Cary, North Carolina are available every hour.
Cary, North Carolina experienced its worst air quality at 10:00:00, 2026-09-07.
The best air quality in Cary, North Carolina was observed at 02:00:00 on 2026-09-07.
The air quality in Cary, North Carolina right now is Good, with an AQI of 38.
In Cary, North Carolina, PM2.5 is the most frequently found pollutant.
When air quality in Cary, North Carolina is compromised, staying indoors and wearing a mask can reduce health risks.
Cary, North Carolina currently has a PM2.5 concentration of 6.789 μg/m3.
Cary, North Carolina currently has a PM10 concentration of 27.321 μg/m3.
The current carbon monoxide (CO) level in Cary, North Carolina is 0.201 ppm.
The current sulfur dioxide (SO2) concentration in Cary, North Carolina is 0.358 ppb.
Cary, North Carolina currently has an ozone (O3) concentration of 16.395 ppm.
The current level of nitrogen dioxide (NO2) in Cary, North Carolina is 2.199 ppb.
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