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)
22
Good
Baraboo, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.55 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.43 μg/m³
0
55
155
255
425
605+
24.00 ppb
0
55
71
86
201
201+
0.66 ppb
0
36
76
186
605
1005+
6.92 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Baraboo, Wisconsin
Baraboo, Wisconsin
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AQI 25
Good
3.01μg/m³
PM2.5
12.11μg/m³
PM10
26.71ppb
O3
0.68ppb
SO2
5.90ppb
NO2
0.29ppm
CO
AQI 25
Good
2.94μg/m³
PM2.5
8.15μg/m³
PM10
26.75ppb
O3
0.76ppb
SO2
5.98ppb
NO2
0.22ppm
CO
AQI 22
Good
3.19μg/m³
PM2.5
9.47μg/m³
PM10
23.86ppb
O3
0.70ppb
SO2
6.29ppb
NO2
0.22ppm
CO
AQI 23
Good
3.08μg/m³
PM2.5
15.53μg/m³
PM10
25.28ppb
O3
0.74ppb
SO2
6.17ppb
NO2
0.22ppm
CO
AQI 22
Good
2.86μg/m³
PM2.5
5.81μg/m³
PM10
23.72ppb
O3
0.70ppb
SO2
6.29ppb
NO2
0.22ppm
CO
AQI 22
Good
3.03μg/m³
PM2.5
7.58μg/m³
PM10
23.61ppb
O3
0.70ppb
SO2
6.30ppb
NO2
0.22ppm
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 02:00:00 on 2025-12-10.
In the last 24 hours, the best air quality in Baraboo, Wisconsin was observed at 10:00:00 on 2025-12-10.
As of now, the AQI in Baraboo, Wisconsin is 22, 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 2.548 μg/m3.
The PM10 concentration in Baraboo, Wisconsin is 3.431 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Baraboo, Wisconsin is 0.173 ppm.
Currently, Baraboo, Wisconsin has a sulfur dioxide (SO2) concentration of 0.661 ppb.
The current ozone (O3) level in Baraboo, Wisconsin at the moment is 23.998 ppm.
Nitrogen dioxide (NO2) level in Baraboo, Wisconsin at the moment is 6.923 ppb.
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