1. North America
  2. United States
  3. Colorado

Colorado

United States

2026-06-24 00:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
130.4
PM10
μg/m³
29.5
PM2.5
μg/m³
8.1
CO
μg/m³
208.3
NO2
μg/m³
5.3
SO2
μg/m³
2.1
Weather
  • ℃
  • ℉
16℃
49%
8 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • CO
  • NO2
  • SO2
Places included
Adams County
AQI 146
Alamosa County
AQI 24
Arapahoe County
AQI 161
Archuleta County
AQI 165
Baca County
AQI 10
Bent County
AQI 31
Boulder County
AQI 139
Broomfield County
AQI 45
Chaffee County
AQI 3
Cheyenne County
AQI 5
Clear Creek County
AQI 142
Conejos County
AQI 24
Costilla County
AQI 6
Crowley County
AQI 38
Custer County
AQI 12
Delta County
AQI 39
Denver County
AQI 139
Dolores County
AQI 4
Douglas County
AQI 171
Eagle County
AQI 8
El Paso County
AQI 105
Elbert County
AQI 86
Fremont County
AQI 52
Garfield County
AQI 149
Gilpin County
AQI 161
Grand County
AQI 9
Gunnison County
AQI 161
Hinsdale County
AQI 9
Huerfano County
AQI 7
Jackson County
AQI 11
Jefferson County
AQI 167
La Plata County
AQI 138
Lake County
AQI 5
Larimer County
AQI 126
Las Animas County
AQI 11
Lincoln County
AQI 10
Logan County
AQI 8
Mesa County
AQI 149
Mineral County
AQI 4
Moffat County
AQI 14
Montezuma County
AQI 124
Montrose County
AQI 39
Morgan County
AQI 10
Otero County
AQI 66
Ouray County
AQI 15
Park County
AQI 8
Phillips County
AQI 5
Pitkin County
AQI 133
Prowers County
AQI 19
Pueblo County
AQI 146
Rio Blanco County
AQI 15
Rio Grande County
AQI 24
Routt County
AQI 41
Saguache County
AQI 6
San Juan County
AQI 15
San Miguel County
AQI 15
Sedgwick County
AQI 5
Summit County
AQI 7
Teller County
AQI 24
Washington County
AQI 9
Weld County
AQI 133
Yuma County
AQI 5
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Keystone
AQI 80
Georgetown
AQI 144
Breckenridge
AQI 8
Silverthorne
AQI 6
Frisco
AQI 5
Wildernest
AQI 5
Bailey
AQI 146
Idaho Springs
AQI 152
Copper Mountain
AQI 5
Black Hawk
AQI 161
Winter Park
AQI 78