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  4. Jefferson County

Jefferson County

Wisconsin

2026-10-19 03:00
AQI (China)
Excellent
Pollutants
PM10
μg/m³
13.4
PM2.5
μg/m³
3.7
Weather
  • ℃
  • ℉
10℃
65%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • PM10
  • PM2.5
Places included
Fort Atkinson
AQI 12
Jefferson
AQI 13
Johnson Creek
AQI 13
Lake Mills
AQI 13
Palmyra
AQI 14
Sullivan
AQI 15
Waterloo
AQI 14
Watertown
AQI 12

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Cities Nearby

Johnson Creek
AQI 13
Watertown
AQI 12
Jefferson
AQI 13
Sullivan
AQI 15
Lake Mills
AQI 13
Oconomowoc
AQI 18
Oconomowoc Lake
AQI 18
Fort Atkinson
AQI 12
Dousman
AQI 18
Clyman
AQI 12
Waterloo
AQI 14