1. North America
  2. United States
  3. Colorado
  4. Boulder County
  5. Boulder

Boulder

Boulder County, Colorado

2024-11-25 06:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
60
PM2.5
μg/m³
3.8
PM10
μg/m³
8
Weather
  • ℃
  • ℉
1℃
86%
19 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Boulder - CU - 2102 Athens St.
AQI 16
Boulder Reservoir
AQI 24
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

Boulder
AQI 24
Eldorado Springs
AQI 22
Gunbarrel
AQI 24
Superior
AQI 22
Louisville
AQI 22
Niwot
AQI 24
Coal Creek
AQI 22
Lafayette
AQI 22
Broomfield
AQI 22
Erie
AQI 24
Ward
AQI 37