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  3. Wisconsin
  4. Jefferson County

Jefferson County

Wisconsin

2026-10-16 18:00
AQI (US)
Good
Pollutants
O3
μg/m³
37.7
PM2.5
μg/m³
0.7
PM10
μg/m³
3.1
Weather
  • ℃
  • ℉
11℃
75%
24 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • PM10
Places included
Fort Atkinson
AQI 17
Jefferson
AQI 17
Johnson Creek
AQI 17
Lake Mills
AQI 17
Palmyra
AQI 16
Sullivan
AQI 17
Waterloo
AQI 16
Watertown
AQI 17
Data Sources
http://www.airnow.gov/

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Cities Nearby

Johnson Creek
AQI 17
Watertown
AQI 17
Jefferson
AQI 17
Sullivan
AQI 17
Lake Mills
AQI 17
Oconomowoc
AQI 4
Oconomowoc Lake
AQI 4
Fort Atkinson
AQI 17
Dousman
AQI 4
Clyman
AQI 4
Waterloo
AQI 16