Stay updated with real-time air quality in Hobart, 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)
60
Moderate
Hobart, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
14.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
49.31 μg/m³
0
55
155
255
425
605+
6.42 ppb
0
55
71
86
201
201+
1.03 ppb
0
36
76
186
605
1005+
25.93 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Hobart, Wisconsin
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AQI 67
Moderate
17.53μg/m³
PM2.5
77.67μg/m³
PM10
12.52ppb
O3
0.88ppb
SO2
24.12ppb
NO2
0.29ppm
CO
AQI 66
Moderate
17.15μg/m³
PM2.5
75.83μg/m³
PM10
12.67ppb
O3
0.89ppb
SO2
24.16ppb
NO2
0.29ppm
CO
AQI 66
Moderate
17.23μg/m³
PM2.5
76.23μg/m³
PM10
12.63ppb
O3
0.89ppb
SO2
24.15ppb
NO2
0.29ppm
CO
AQI 67
Moderate
17.65μg/m³
PM2.5
78.28μg/m³
PM10
12.48ppb
O3
0.88ppb
SO2
24.11ppb
NO2
0.29ppm
CO
AQI 67
Moderate
17.75μg/m³
PM2.5
78.77μg/m³
PM10
12.44ppb
O3
0.87ppb
SO2
24.10ppb
NO2
0.29ppm
CO
AQI 66
Moderate
17.43μg/m³
PM2.5
77.12μg/m³
PM10
12.57ppb
O3
0.88ppb
SO2
24.11ppb
NO2
0.29ppm
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 Hobart, Wisconsin is updated every hour for accuracy.
In the past 24 hours, the air quality in Hobart, Wisconsin was at its worst at 12:00:00 on 2025-12-12.
In the last 24 hours, the best air quality in Hobart, Wisconsin was observed at 12:00:00 on 2025-12-12.
As of now, the AQI in Hobart, Wisconsin is 58, indicating Moderate conditions.
Hobart, Wisconsin air has the highest levels of PM2.5.
Poor air quality in Hobart, Wisconsin means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Hobart, Wisconsin are currently 13.331 μg/m3.
The PM10 concentration in Hobart, Wisconsin is 36.121 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hobart, Wisconsin is 0.301 ppm.
Currently, Hobart, Wisconsin has a sulfur dioxide (SO2) concentration of 0.905 ppb.
The current ozone (O3) level in Hobart, Wisconsin at the moment is 8.103 ppm.
Nitrogen dioxide (NO2) level in Hobart, Wisconsin at the moment is 25.842 ppb.
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