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  3. Colorado

Colorado

United States

2026-06-22 12:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
9.7
O3
μg/m³
70.3
PM10
μg/m³
31.8
NO2
μg/m³
20.4
CO
μg/m³
354.2
SO2
μg/m³
1.9
Weather
  • ℃
  • ℉
5℃
67%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
  • NO2
  • CO
  • SO2
Places included
Adams County
AQI 54
Alamosa County
AQI 59
Arapahoe County
AQI 44
Archuleta County
AQI 38
Baca County
AQI 18
Bent County
AQI 20
Boulder County
AQI 39
Broomfield County
AQI 56
Chaffee County
AQI 30
Cheyenne County
AQI 8
Clear Creek County
AQI 32
Conejos County
AQI 59
Costilla County
AQI 49
Crowley County
AQI 32
Custer County
AQI 51
Delta County
AQI 58
Denver County
AQI 56
Dolores County
AQI 26
Douglas County
AQI 42
Eagle County
AQI 20
El Paso County
AQI 44
Elbert County
AQI 35
Fremont County
AQI 51
Garfield County
AQI 50
Gilpin County
AQI 33
Grand County
AQI 22
Gunnison County
AQI 39
Hinsdale County
AQI 49
Huerfano County
AQI 53
Jackson County
AQI 18
Jefferson County
AQI 38
La Plata County
AQI 62
Lake County
AQI 27
Larimer County
AQI 37
Las Animas County
AQI 49
Lincoln County
AQI 19
Logan County
AQI 4
Mesa County
AQI 51
Mineral County
AQI 33
Moffat County
AQI 19
Montezuma County
AQI 45
Montrose County
AQI 58
Morgan County
AQI 8
Otero County
AQI 33
Ouray County
AQI 56
Park County
AQI 31
Phillips County
AQI 7
Pitkin County
AQI 49
Prowers County
AQI 8
Pueblo County
AQI 43
Rio Blanco County
AQI 30
Rio Grande County
AQI 59
Routt County
AQI 20
Saguache County
AQI 38
San Juan County
AQI 56
San Miguel County
AQI 56
Sedgwick County
AQI 6
Summit County
AQI 26
Teller County
AQI 44
Washington County
AQI 10
Weld County
AQI 51
Yuma County
AQI 8
Data Sources
http://www.airnow.gov/

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Cities Nearby

Keystone
AQI 29
Georgetown
AQI 32
Breckenridge
AQI 27
Silverthorne
AQI 25
Frisco
AQI 24
Wildernest
AQI 24
Bailey
AQI 31
Idaho Springs
AQI 34
Copper Mountain
AQI 25
Black Hawk
AQI 33
Winter Park
AQI 26