1. North America
  2. United States
  3. Montana

Montana

United States

2026-05-22 15:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
5.3
O3
μg/m³
56.1
PM10
μg/m³
14.9
CO
μg/m³
250
NO2
μg/m³
0.6
SO2
μg/m³
0
Weather
  • ℃
  • ℉
7℃
55%
4 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
  • CO
  • NO2
  • SO2
Places included
Beaverhead County
AQI 22
Big Horn County
AQI 17
Blaine County
AQI 23
Broadwater County
AQI 15
Carbon County
AQI 16
Carter County
AQI 12
Cascade County
AQI 61
Chouteau County
AQI 20
Custer County
AQI 10
Daniels County
AQI 17
Dawson County
AQI 12
Deer Lodge County
AQI 18
Fallon County
AQI 14
Fergus County
AQI 41
Flathead County
AQI 30
Gallatin County
AQI 24
Garfield County
AQI 18
Glacier County
AQI 27
Golden Valley County
AQI 17
Granite County
AQI 20
Hill County
AQI 18
Jefferson County
AQI 19
Judith Basin County
AQI 24
Lake County
AQI 25
Lewis and Clark County
AQI 27
Liberty County
AQI 22
Lincoln County
AQI 34
Madison County
AQI 15
McCone County
AQI 8
Meagher County
AQI 16
Mineral County
AQI 28
Missoula County
AQI 25
Musselshell County
AQI 17
Park County
AQI 15
Petroleum County
AQI 19
Phillips County
AQI 53
Pondera County
AQI 31
Powder River County
AQI 15
Powell County
AQI 20
Prairie County
AQI 8
Ravalli County
AQI 11
Richland County
AQI 20
Roosevelt County
AQI 20
Rosebud County
AQI 14
Sanders County
AQI 30
Sheridan County
AQI 30
Silver Bow County
AQI 43
Stillwater County
AQI 15
Sweet Grass County
AQI 14
Teton County
AQI 21
Toole County
AQI 23
Treasure County
AQI 16
Valley County
AQI 13
Wheatland County
AQI 19
Wibaux County
AQI 16
Yellowstone County
AQI 48
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 20
Stanford
AQI 23
Hobson
AQI 16
Moore
AQI 4
Judith Gap
AQI 20
White Sulphur Springs
AQI 16
Denton
AQI 21
Harlowton
AQI 18
Belt
AQI 29
Lewistown Heights
AQI 4
Lewistown
AQI 41