Stay updated with real-time air quality in Baraboo, Wisconsin 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)
15
Good
Baraboo, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
4.35 μg/m³
0
55
155
255
425
605+
16.18 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
7.16 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Baraboo, Wisconsin
Baraboo, Wisconsin
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AQI 17
Good
0.75μg/m³
PM2.5
2.26μg/m³
PM10
18.41ppb
O3
0.49ppb
SO2
2.38ppb
NO2
0.24ppm
CO
AQI 14
Good
0.78μg/m³
PM2.5
2.40μg/m³
PM10
14.64ppb
O3
0.51ppb
SO2
3.16ppb
NO2
0.18ppm
CO
AQI 14
Good
0.85μg/m³
PM2.5
2.47μg/m³
PM10
14.64ppb
O3
0.48ppb
SO2
2.72ppb
NO2
0.17ppm
CO
AQI 13
Good
0.84μg/m³
PM2.5
2.56μg/m³
PM10
14.36ppb
O3
0.48ppb
SO2
2.75ppb
NO2
0.17ppm
CO
AQI 13
Good
0.88μg/m³
PM2.5
2.23μg/m³
PM10
14.49ppb
O3
0.49ppb
SO2
2.71ppb
NO2
0.17ppm
CO
AQI 14
Good
0.87μg/m³
PM2.5
2.32μg/m³
PM10
14.53ppb
O3
0.49ppb
SO2
2.71ppb
NO2
0.17ppm
CO
Air quality and pollutant data for Wisconsin, 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 Baraboo, Wisconsin is updated every hour for accuracy.
In the past 24 hours, the air quality in Baraboo, Wisconsin was at its worst at 03:00:00 on 2025-10-22.
In the last 24 hours, the best air quality in Baraboo, Wisconsin was observed at 07:00:00 on 2025-10-22.
As of now, the AQI in Baraboo, Wisconsin is 18, indicating Good conditions.
Baraboo, Wisconsin air has the highest levels of O3.
Poor air quality in Baraboo, Wisconsin means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Baraboo, Wisconsin are currently 0.716 μg/m3.
The PM10 concentration in Baraboo, Wisconsin is 2.076 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Baraboo, Wisconsin is 0.217 ppm.
Currently, Baraboo, Wisconsin has a sulfur dioxide (SO2) concentration of 0.526 ppb.
The current ozone (O3) level in Baraboo, Wisconsin at the moment is 18.71 ppm.
Nitrogen dioxide (NO2) level in Baraboo, Wisconsin at the moment is 2.532 ppb.
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