Stay updated with real-time air quality in Lenexa, Kansas 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)
27
Good
Lenexa, Kansas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.75 μg/m³
0
55
155
255
425
605+
29.29 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
2.29 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Lenexa, Kansas
Lenexa, Kansas
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AQI 28
Good
5.14μg/m³
PM2.5
18.41μg/m³
PM10
30.43ppb
O3
0.32ppb
SO2
2.45ppb
NO2
0.20ppm
CO
AQI 33
Good
5.59μg/m³
PM2.5
19.05μg/m³
PM10
30.55ppb
O3
0.30ppb
SO2
2.59ppb
NO2
0.20ppm
CO
AQI 29
Good
4.70μg/m³
PM2.5
16.59μg/m³
PM10
30.53ppb
O3
0.31ppb
SO2
2.53ppb
NO2
0.20ppm
CO
AQI 28
Good
4.62μg/m³
PM2.5
17.80μg/m³
PM10
30.40ppb
O3
0.33ppb
SO2
2.39ppb
NO2
0.20ppm
CO
AQI 28
Good
4.15μg/m³
PM2.5
16.86μg/m³
PM10
30.34ppb
O3
0.34ppb
SO2
2.24ppb
NO2
0.20ppm
CO
AQI 29
Good
5.22μg/m³
PM2.5
18.75μg/m³
PM10
30.54ppb
O3
0.31ppb
SO2
2.59ppb
NO2
0.20ppm
CO
Air quality and pollutant data for Kansas, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Lenexa, Kansas is updated every hour for accuracy.
In the past 24 hours, the air quality in Lenexa, Kansas was at its worst at 04:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Lenexa, Kansas was observed at 02:00:00 on 2026-04-24.
As of now, the AQI in Lenexa, Kansas is 27, indicating Good conditions.
Lenexa, Kansas air has the highest levels of O3.
Poor air quality in Lenexa, Kansas means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Lenexa, Kansas are currently 5.458 μg/m3.
The PM10 concentration in Lenexa, Kansas is 17.749 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Lenexa, Kansas is 0.203 ppm.
Currently, Lenexa, Kansas has a sulfur dioxide (SO2) concentration of 0.325 ppb.
The current ozone (O3) level in Lenexa, Kansas at the moment is 29.292 ppm.
Nitrogen dioxide (NO2) level in Lenexa, Kansas at the moment is 2.289 ppb.
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