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  2. United States
  3. Colorado
  4. Jefferson County

Jefferson County

Colorado

2026-05-21 09:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
4.8
O3
μg/m³
51.4
PM10
μg/m³
11
Weather
  • ℃
  • ℉
1℃
92%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
Arvada
AQI 34
Aspen Park
AQI 21
Coal Creek
AQI 14
Columbine
AQI 21
Conifer
AQI 21
Edgewater
AQI 35
Evergreen
AQI 21
Genesee
AQI 35
Golden
AQI 35
Indian Hills
AQI 21
Ken Caryl
AQI 21
Lakeside
AQI 34
Lakewood
AQI 35
Louisville
AQI 31
Morrison
AQI 21
Mountain View
AQI 34
Westminster
AQI 34
Wheat Ridge
AQI 34
Data Sources
http://www.airnow.gov/

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Cities Nearby

Indian Hills
AQI 21
Aspen Park
AQI 21
Evergreen
AQI 21
Conifer
AQI 21
Morrison
AQI 21
Genesee
AQI 35
Ken Caryl
AQI 21
Columbine
AQI 21
Golden
AQI 35
Columbine Valley
AQI 21
Roxborough Park
AQI 21