Stay updated with real-time air quality in McKinney, Texas 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
McKinney, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.15 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.87 μg/m³
0
55
155
255
425
605+
34.27 ppb
0
55
71
86
201
201+
1.42 ppb
0
36
76
186
605
1005+
5.01 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
McKinney, Texas
McKinney, Texas
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AQI 49
Good
8.68μg/m³
PM2.5
42.75μg/m³
PM10
32.11ppb
O3
1.33ppb
SO2
6.09ppb
NO2
0.43ppm
CO
AQI 49
Good
8.68μg/m³
PM2.5
42.75μg/m³
PM10
32.11ppb
O3
1.33ppb
SO2
6.09ppb
NO2
0.43ppm
CO
AQI 49
Good
8.60μg/m³
PM2.5
38.87μg/m³
PM10
32.76ppb
O3
1.33ppb
SO2
6.15ppb
NO2
0.43ppm
CO
AQI 49
Good
8.55μg/m³
PM2.5
36.85μg/m³
PM10
33.69ppb
O3
1.33ppb
SO2
6.01ppb
NO2
0.43ppm
CO
AQI 49
Good
8.54μg/m³
PM2.5
37.29μg/m³
PM10
32.11ppb
O3
1.19ppb
SO2
5.16ppb
NO2
0.43ppm
CO
AQI 49
Good
9.06μg/m³
PM2.5
31.78μg/m³
PM10
31.89ppb
O3
1.34ppb
SO2
7.48ppb
NO2
0.44ppm
CO
The air quality data for Texas, 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 Mckinney, Texas are available every hour.
Mckinney, Texas experienced its worst air quality at 07:00:00, 2025-10-24.
The best air quality in Mckinney, Texas was observed at 04:00:00 on 2025-10-24.
The air quality in Mckinney, Texas right now is Good, with an AQI of 49.
In Mckinney, Texas, PM2.5 is the most frequently found pollutant.
When air quality in Mckinney, Texas is compromised, staying indoors and wearing a mask can reduce health risks.
Mckinney, Texas currently has a PM2.5 concentration of 8.683 μg/m3.
Mckinney, Texas currently has a PM10 concentration of 42.752 μg/m3.
The current carbon monoxide (CO) level in Mckinney, Texas is 0.435 ppm.
The current sulfur dioxide (SO2) concentration in Mckinney, Texas is 1.333 ppb.
Mckinney, Texas currently has an ozone (O3) concentration of 32.109 ppm.
The current level of nitrogen dioxide (NO2) in Mckinney, Texas is 6.09 ppb.
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