Worst air pollution Lenexa, today and tomorrow
Today (16 July): Air quality in Lenexa is medium. AQI and O3 are medium; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 AM (O3: 48.6/100).
Tomorrow (17 July 2026): Air quality in Lenexa is medium. All pollutants stay as today. Pollution peaks around 7:00 AM (O3: 51.8/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Lenexa's air quality benefits from the flat Kansas prairie providing generally good wind dispersal, with vehicle emissions from I-35 and I-435 the primary local sources in this major Kansas City southwestern suburb. The broader Kansas City metropolitan regional ozone from vehicle and agricultural sources is the primary warm-season concern, while the flat terrain and consistent Great Plains winds generally maintain Lenexa among Kansas's more moderate suburban environments throughout most of the year.
Today - 16 July | Pollution peaks at 08:00
AQI:
Medium
48.6/100
PM2.5 (fine particles):
Good
12.4/100
PM10 (coarse particles):
Good
11.0/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Medium
48.6/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
8.4/100
PM1 (ultrafine particles):
Good
8.7/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 07:00
AQI:
Medium
51.8/100
PM2.5 (fine particles):
Good
12.5/100
PM10 (coarse particles):
Good
7.6/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Medium
51.8/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
9.8/100
PM1 (ultrafine particles):
Good
8.2/100
Pollen forecast in Lenexa
View pollen forecastFrequently Asked Questions
Is air quality bad in Lenexa right now?
On 16 July 2026, overall air quality in Lenexa is medium. AQI is the main air quality indicator at 48.6/100. Pollution peaks around 8:00 AM (O3: 48.6/100).
Will air quality be worse tomorrow in Lenexa?
On 17 July 2026, air quality conditions in Lenexa will be similar to today, with AQI forecast at medium at 51.8/100. Pollution peaks around 7:00 AM (O3: 51.8/100).
When is air pollution at its worst in Lenexa?
Air quality in Lenexa shifts across the year: the calmest air usually arrives in winter, between planting and harvest dust events, but summer heat and humidity drive ozone formation, and agricultural dust can spike particulate levels during planting and harvest. Wide-open terrain generally helps disperse pollution quickly once the wind picks up.
Are air quality levels in Lenexa based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app