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Montana Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in United States

Last Updated: 3 seconds ago (Local Time)

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Live AQI
71(AQI-US)
Air Quality is
Moderate
pm10 :  41 µg/m³
PM2.5 :  21 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Montana
cloudy

19 °C

Cloudy
Humidity
Humidity39 %

Wind Speed
Wind Speed5 km/h

UV Index
UV Index0
Last Updated: 3 seconds ago (Local Time)


Map

Montana

Major Air Pollutants

Montana

AQI Graph

Historical Air Quality Data

Montana

Montana
AQI
.
05-09-2025Time06-09-2025
61
Min.at 9:09 PM on 5th Sep
70
Max.at 2:09 PM on 6th Sep

Download 2024 Annual Data

World Air Quality Report

Globe

Montana's Cities

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Moderate
59
14
27
19
62
Moderate
52
10
38
19
53
Moderate
65
16
35
18
67
Moderate
98
34
58
16
72
Moderate
58
13
23
18
68
Poor
108
38
61
19
67
Poor
102
36
47
19
60
Good
47
9
29
20
53
Moderate
51
9
51
21
52
Moderate
62
16
45
20
52
Moderate
74
21
34
18
66
Good
43
7
42
20
62
Moderate
66
17
36
18
66
Moderate
68
18
23
19
60
Poor
107
38
62
19
67
Good
32
6
18
18
64
Poor
111
40
59
21
57
Good
40
7
40
20
61
Good
34
4
38
20
60
Good
49
10
32
20
57
Moderate
87
29
42
19
59
Poor
112
40
52
20
61
Moderate
80
25
59
20
61
Moderate
84
27
42
18
66
Good
34
6
32
20
61
Moderate
94
32
60
20
52
Poor
114
41
58
19
63
Moderate
72
21
33
14
80

United States's Metro Cities

Air Quality Index

Health Advice For People Living In

Montana

0Cigarettes per day

Weekly 0 Cigarettes
Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn On
  • Car Filter
    Car FilterMust
  • N95 Mask
    N95 MaskMust
  • Stay Indoor
    Stay IndoorMust


Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Montana

  • asthma due to air pollution in MontanaAsthma
  • heart due to air pollution in MontanaHeart Issues
  • allergy due to air pollution in MontanaAllergies
  • sinus due to air pollution in MontanaSinus
  • flu due to air pollution in MontanaCold/Flu
  • copd due to air pollution in MontanaChronic (COPD)
asthma due to air pollution in Montana

Mild Chances of Asthma

Asthma

Risk of Asthma symptoms is Mild when AQI is Moderate (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

  • Limit outdoor activities when AQI is poor.

  • Clean indoor air with an air purifier to reduce exposure.

  • Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

  • Exercise outdoors without a mask.

  • Stay in smoky areas with strong fumes.

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2025

United States

Analyze the real-time most air polluted cities in the country.

Montana's AQI Data Analytics Solutions

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aqi air quality app for Montana
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Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


Connect and control your air quality devices.

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Air Quality FAQs

at Montana

Frequently Asked Questions About Air Quality

What is the current AQI level in Montana?

The current real-time AQI level in Montana is 71 (Moderate). This was last updated 3 seconds ago (Local Time).

When was the best AQI level in Montana in the last 24 hours?

The best AQI level was 61 (Moderate) at 9:09 PM, Sep 5, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Montana in the last 24 hours?

The worst AQI level was 70 (Moderate) at 2:09 PM, Sep 6, 2025 (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Montana during last 24 hours?

The AQI levels in Montana have been fluctuating throughout the last 24 hours. The levels have increased by highest 70 at 2:09 PM, Sep 6, 2025 (Local Time), lowest 61 at 9:09 PM, Sep 5, 2025 (Local Time).

What actions are recommended as per the current AQI level in Montana?

Current AQI levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.