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)
24
Good
Dayton, Minnesota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.15 μg/m³
0
55
155
255
425
605+
26.47 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
3.93 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Dayton, Minnesota
Dayton, Minnesota
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AQI 21
Good
3.16μg/m³
PM2.5
12.58μg/m³
PM10
23.42ppb
O3
0.48ppb
SO2
5.06ppb
NO2
0.21ppm
CO
AQI 22
Good
3.78μg/m³
PM2.5
16.10μg/m³
PM10
21.84ppb
O3
0.53ppb
SO2
5.11ppb
NO2
0.22ppm
CO
AQI 22
Good
3.77μg/m³
PM2.5
15.48μg/m³
PM10
21.69ppb
O3
0.53ppb
SO2
5.07ppb
NO2
0.22ppm
CO
AQI 22
Good
3.76μg/m³
PM2.5
17.25μg/m³
PM10
23.49ppb
O3
0.47ppb
SO2
4.70ppb
NO2
0.22ppm
CO
AQI 22
Good
3.78μg/m³
PM2.5
18.92μg/m³
PM10
23.40ppb
O3
0.48ppb
SO2
4.93ppb
NO2
0.21ppm
CO
AQI 22
Good
3.78μg/m³
PM2.5
18.92μg/m³
PM10
23.40ppb
O3
0.48ppb
SO2
4.93ppb
NO2
0.21ppm
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 09:00:00 on 2025-12-06.
In the last 24 hours, the best air quality in Dayton, Minnesota was observed at 03:00:00 on 2025-12-07.
As of now, the AQI in Dayton, Minnesota is 24, 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 3.595 μg/m3.
The PM10 concentration in Dayton, Minnesota is 21.152 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Dayton, Minnesota is 0.225 ppm.
Currently, Dayton, Minnesota has a sulfur dioxide (SO2) concentration of 0.474 ppb.
The current ozone (O3) level in Dayton, Minnesota at the moment is 26.467 ppm.
Nitrogen dioxide (NO2) level in Dayton, Minnesota at the moment is 3.927 ppb.
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