1. North America
  2. United States
  3. Colorado
  4. Larimer County
  5. Fort Collins

Fort Collins

Larimer County, Colorado

2026-09-02 17:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
102.9
PM2.5
μg/m³
3.7
CO
μg/m³
125
Weather
  • ℃
  • ℉
29℃
30%
19 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • CO
Places included
Fort Collins - CSU - 708 S. Mason St.
AQI 2
Fort Collins - West - Laporte Ave. & Overland Tr.
AQI 45
Ft. Collins - CSU Facilities
AQI 21
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

Fort Collins
AQI 45
Bellvue
AQI 21
Wellington
AQI 21
Windsor
AQI 17
Severance
AQI 17
Loveland
AQI 17
Pierce
AQI 17
Ault
AQI 25
Eaton
AQI 25
Milliken
AQI 20
Greeley
AQI 38