Stay updated with real-time air quality in Dayton, Minnesota 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)
40
Good
Dayton, Minnesota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.14 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.90 μg/m³
0
55
155
255
425
605+
42.55 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
5.41 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Dayton, Minnesota
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AQI 38
Good
2.59μg/m³
PM2.5
9.80μg/m³
PM10
40.94ppb
O3
0.68ppb
SO2
4.66ppb
NO2
0.35ppm
CO
AQI 41
Good
1.94μg/m³
PM2.5
8.30μg/m³
PM10
44.26ppb
O3
0.67ppb
SO2
5.01ppb
NO2
0.35ppm
CO
AQI 40
Good
2.22μg/m³
PM2.5
9.86μg/m³
PM10
43.40ppb
O3
0.68ppb
SO2
5.69ppb
NO2
0.35ppm
CO
AQI 39
Good
2.13μg/m³
PM2.5
8.55μg/m³
PM10
42.46ppb
O3
0.67ppb
SO2
4.85ppb
NO2
0.35ppm
CO
AQI 38
Good
2.75μg/m³
PM2.5
11.70μg/m³
PM10
41.16ppb
O3
0.68ppb
SO2
4.55ppb
NO2
0.35ppm
CO
AQI 38
Good
2.75μg/m³
PM2.5
11.70μg/m³
PM10
41.16ppb
O3
0.68ppb
SO2
4.55ppb
NO2
0.35ppm
CO
Air quality and pollutant data for Minnesota, 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 Dayton, Minnesota is updated every hour for accuracy.
In the past 24 hours, the air quality in Dayton, Minnesota was at its worst at 08:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Dayton, Minnesota was observed at 03:00:00 on 2026-03-09.
As of now, the AQI in Dayton, Minnesota is 40, indicating Good conditions.
Dayton, Minnesota air has the highest levels of O3.
Poor air quality in Dayton, Minnesota means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Dayton, Minnesota are currently 2.136 μg/m3.
The PM10 concentration in Dayton, Minnesota is 10.9 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Dayton, Minnesota is 0.356 ppm.
Currently, Dayton, Minnesota has a sulfur dioxide (SO2) concentration of 0.591 ppb.
The current ozone (O3) level in Dayton, Minnesota at the moment is 42.545 ppm.
Nitrogen dioxide (NO2) level in Dayton, Minnesota at the moment is 5.413 ppb.
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