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)
33
Good
Apex, North Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.22 μg/m³
0
55
155
255
425
605+
17.43 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
2.27 ppb
0
54
101
361
1250
2050+
0.20 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 44
Good
7.72μg/m³
PM2.5
31.33μg/m³
PM10
16.28ppb
O3
0.36ppb
SO2
3.22ppb
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 44
Good
7.85μg/m³
PM2.5
32.85μg/m³
PM10
16.31ppb
O3
0.35ppb
SO2
3.29ppb
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
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
5.85μg/m³
PM2.5
13.60μg/m³
PM10
18.64ppb
O3
0.49ppb
SO2
2.55ppb
NO2
0.20ppm
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 10:00:00 on 2026-09-07.
In the last 24 hrs, the best air quality in Apex, North Carolina was observed at 02:00:00 on 2026-09-07.
The current air quality in Apex, North Carolina is 33, 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 6.349 μg/m3.
The current PM10 concentration at Apex, North Carolina is 18.217 μg/m3.
The current carbon monoxide (CO) concentration at Apex, North Carolina is 0.204 ppm.
The current sulfur dioxide (SO2) concentration at Apex, North Carolina is 0.333 ppb.
The current ozone (O3) concentration at Apex, North Carolina is 17.426 ppm.
The current nitrogen dioxide (NO2) concentration at Apex, North Carolina is 2.271 ppb.
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