Missouri
39 monitoring stations · readings from 21 to 56
Average AQI
Air quality in Missouri
Air quality in Missouri is currently 41 on the AQI scale, which falls in the Good band. That number is the average across every monitoring station reporting in Missouri right now.
We aggregate 39 stations across Missouri. Individual stations range from 21 at the cleanest to 56 at the worst, so conditions vary across Missouri — the local figure matters more than the average.
Missouri breaks down into 24 cities you can open individually. Of those listed below, St Louis is reading highest at 53 and Florida lowest at 21.
Readings refresh hourly from the official monitoring networks we track. Conditions can still change quickly, so check back before planning time outdoors.
What to do at good levels
Outdoor activity
No restrictions. This is a good day for exercise, commuting on foot or bike, and time outside.
Sensitive groups
Children, older adults and people with asthma or heart conditions can go about their day as normal.
Indoor air
Open the windows. Outdoor air is currently cleaner than typical indoor air, so ventilating helps.
Cities in Missouri
24 cities
53St Louis
Moderate
- Stations
- 7
- Range
- 50–56
52Arnold
Moderate
- Stations
- 2
- Range
- 52–52
Bridgeton
Moderate
- Stations
- 1
- Range
- 52–52
Park Hills
Moderate
- Stations
- 1
- Range
- 52–52
Clayton
Good
- Stations
- 1
- Range
- 50–50
Lemay
Good
- Stations
- 1
- Range
- 50–50
Pacific
Good
- Stations
- 1
- Range
- 50–50
Saint Charles
Good
- Stations
- 1
- Range
- 50–50
West Alton
Good
- Stations
- 1
- Range
- 50–50
Carthage
Good
- Stations
- 1
- Range
- 46–46
Jasper
Good
- Stations
- 1
- Range
- 46–46
Perryville
Good
- Stations
- 1
- Range
- 46–46
45Springfield
Good
- Stations
- 3
- Range
- 42–46
El Dorado Springs
Good
- Stations
- 1
- Range
- 42–42
Nevada
Good
- Stations
- 1
- Range
- 42–42
St Joseph
Good
- Stations
- 1
- Range
- 32–32
Saint Joseph
Good
- Stations
- 1
- Range
- 31–31
30Kansas City
Good
- Stations
- 5
- Range
- 28–31
30Kearney
Good
- Stations
- 2
- Range
- 30–30
Raytown
Good
- Stations
- 1
- Range
- 30–30
Lawson
Good
- Stations
- 1
- Range
- 29–29
25Belton
Good
- Stations
- 2
- Range
- 25–25
Columbia
Good
- Stations
- 1
- Range
- 21–21
Florida
Good
- Stations
- 1
- Range
- 21–21
About Missouri
Coordinates
38.585, -92.434
Centroid of monitored stations
Stations
39
Reporting in this area
Spread
21 – 56
Cleanest to worst station reading
Other regions nearby
Missouri air quality, answered
Missouri is currently reading an AQI of 41, which is Good. It is the average across 39 reporting stations.
No restrictions. This is a good day for exercise, commuting on foot or bike, and time outside. Children, older adults and people with asthma or heart conditions can go about their day as normal.
41 sits in the Good band of the air quality index. The index runs from 0 to 500, and the lower the number the cleaner the air.
We currently aggregate 39 stations in Missouri, reading between 21 and 56.
Of the cities currently listed for Missouri, St Louis is reading highest at 53 (Moderate).
Hourly. We pull from the official monitoring networks that publish for this region, and this page refreshes on the same cadence.
See Missouri on the map.
Every station around it, live — or find out what today's reading means for you personally.