Stay updated with real-time air quality in Apex, 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)
44
Good
Apex, North Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.55 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.63 μg/m³
0
55
155
255
425
605+
27.61 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
5.93 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Apex, North Carolina
Apex, North Carolina
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AQI 49
Good
9.34μg/m³
PM2.5
33.46μg/m³
PM10
28.21ppb
O3
0.31ppb
SO2
8.66ppb
NO2
0.29ppm
CO
AQI 38
Good
7.28μg/m³
PM2.5
33.67μg/m³
PM10
29.37ppb
O3
0.32ppb
SO2
5.68ppb
NO2
0.27ppm
CO
AQI 49
Good
9.47μg/m³
PM2.5
33.38μg/m³
PM10
28.19ppb
O3
0.31ppb
SO2
8.92ppb
NO2
0.29ppm
CO
AQI 44
Good
7.82μg/m³
PM2.5
25.11μg/m³
PM10
29.37ppb
O3
0.32ppb
SO2
5.55ppb
NO2
0.26ppm
CO
AQI 38
Good
7.07μg/m³
PM2.5
17.61μg/m³
PM10
28.27ppb
O3
0.31ppb
SO2
4.01ppb
NO2
0.23ppm
CO
AQI 38
Good
7.44μg/m³
PM2.5
19.97μg/m³
PM10
27.55ppb
O3
0.31ppb
SO2
4.49ppb
NO2
0.24ppm
CO
Air quality data and pollutant measurements for North Carolina, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Apex, North Carolina is updated every hour.
The worst air quality in Apex, North Carolina in the last 24 hours was observed at 09:00:00 on 2026-07-22.
In the last 24 hrs, the best air quality in Apex, North Carolina was observed at 03:00:00 on 2026-07-23.
The current air quality in Apex, North Carolina is 44, categorized as Good based on real-time data.
The most common pollutant in Apex, North Carolina is PM2.5.
If the air quality in Apex, North Carolina is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Apex, North Carolina is 7.554 μg/m3.
The current PM10 concentration at Apex, North Carolina is 10.633 μg/m3.
The current carbon monoxide (CO) concentration at Apex, North Carolina is 0.27 ppm.
The current sulfur dioxide (SO2) concentration at Apex, North Carolina is 0.313 ppb.
The current ozone (O3) concentration at Apex, North Carolina is 27.61 ppm.
The current nitrogen dioxide (NO2) concentration at Apex, North Carolina is 5.935 ppb.
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