1. North America
  2. United States
  3. Montana

Montana

United States

2026-09-17 18:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
49.3
PM10
μg/m³
15.1
PM2.5
μg/m³
6.2
CO
μg/m³
250
NO2
μg/m³
3.9
SO2
μg/m³
2.9
Weather
  • ℃
  • ℉
16℃
44%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • CO
  • NO2
  • SO2
Places included
Beaverhead County
AQI 6
Big Horn County
AQI 5
Blaine County
AQI 7
Broadwater County
AQI 6
Carbon County
AQI 7
Carter County
AQI 4
Cascade County
AQI 20
Chouteau County
AQI 6
Custer County
AQI 6
Daniels County
AQI 10
Dawson County
AQI 11
Deer Lodge County
AQI 9
Fallon County
AQI 6
Fergus County
AQI 23
Flathead County
AQI 11
Gallatin County
AQI 16
Garfield County
AQI 6
Glacier County
AQI 5
Golden Valley County
AQI 6
Granite County
AQI 11
Hill County
AQI 9
Jefferson County
AQI 6
Judith Basin County
AQI 13
Lake County
AQI 12
Lewis and Clark County
AQI 33
Liberty County
AQI 7
Lincoln County
AQI 16
Madison County
AQI 8
McCone County
AQI 10
Meagher County
AQI 7
Mineral County
AQI 25
Missoula County
AQI 9
Musselshell County
AQI 6
Park County
AQI 9
Petroleum County
AQI 6
Phillips County
AQI 2
Pondera County
AQI 7
Powder River County
AQI 6
Powell County
AQI 7
Prairie County
AQI 8
Ravalli County
AQI 8
Richland County
AQI 11
Roosevelt County
AQI 11
Rosebud County
AQI 6
Sanders County
AQI 25
Sheridan County
AQI 9
Silver Bow County
AQI 4
Stillwater County
AQI 6
Sweet Grass County
AQI 6
Teton County
AQI 1
Toole County
AQI 7
Treasure County
AQI 6
Valley County
AQI 9
Wheatland County
AQI 6
Wibaux County
AQI 7
Yellowstone County
AQI 17
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

Neihart
AQI 9
Stanford
AQI 8
Hobson
AQI 11
Moore
AQI 18
Judith Gap
AQI 6
White Sulphur Springs
AQI 7
Denton
AQI 6
Harlowton
AQI 6
Belt
AQI 8
Lewistown Heights
AQI 18
Lewistown
AQI 23