Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Great Falls
Air quality index (AQI) and PM2.5 air pollution in Great Falls
1.4K people follow this city
Great Falls Air Quality Map
Real-time Great Falls air pollution map
Pollen
What is the pollen count in Great Falls today?
 | Index | Very high | |
 | Tree pollen | Low | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Great Falls?
| Weather | Clear sky |
| Temperature | 66.2°F |
| Humidity | 30% |
| Wind | 13.8 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Coachella, California | 94 |
| 2 | Mecca, California | 94 |
| 3 | Corpus Christi, Texas | 93 |
| 4 | San Bernardino, California | 87 |
| 5 | Pasadena, Texas | 84 |
| 6 | Redlands, California | 83 |
| 7 | Pahrump, Nevada | 82 |
| 8 | Fontana, California | 79 |
| 9 | Yucaipa, California | 79 |
| 10 | Boerne, Texas | 77 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Great Falls aqi ranking
Real-time Great Falls air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Great Falls Overlook Park | 54 |
| 2 | Great Falls, MT | 4 |
(local time)
SEE WORLD AQI RANKING
US AQI
54
live AQI index
Moderate
Overview
What is the current air quality in Great Falls?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 54 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.5µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Great Falls is currently 2.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Great Falls?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Great Falls air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 29 | Good 21 AQI US  |  | 59° 42.8° |  20.1 mp/h |
| Thursday, May 30 | Good 27 AQI US | | 64.4° 37.4° | 15.7 mp/h |
| Friday, May 31 | Good 23 AQI US |  | 71.6° 42.8° | 15.7 mp/h |
| Today | Moderate 54 AQI US | | 71.6° 42.8° | 15.7 mp/h |
| Sunday, Jun 2 | Good 15 AQI US | | 71.6° 50° | 13.4 mp/h |
| Monday, Jun 3 | Good 9 AQI US | | 68° 48.2° | 29.1 mp/h |
| Tuesday, Jun 4 | Good 6 AQI US | | 69.8° 46.4° | 29.1 mp/h |
| Wednesday, Jun 5 | Good 14 AQI US | | 68° 50° | 24.6 mp/h |
| Thursday, Jun 6 | Good 16 AQI US | | 73.4° 42.8° | 6.7 mp/h |
| Friday, Jun 7 | Good 18 AQI US | | 75.2° 50° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Great Falls air quality data attribution
1Contributor
AirGradient1 station
Corporate Contributor
2 Data sources
Where is the cleanest air quality in Great Falls?
AQI US, Metric