Stay updated with real-time air quality in Missoula, Montana featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
6
Good
Missoula, Montana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.05 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.79 μg/m³
0
55
155
255
425
605+
7.31 ppb
0
55
71
86
201
201+
0.79 ppb
0
36
76
186
605
1005+
1.84 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Missoula, Montana
Missoula, Montana
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AQI 24
Good
2.10μg/m³
PM2.5
6.01μg/m³
PM10
26.36ppb
O3
0.57ppb
SO2
1.09ppb
NO2
0.12ppm
CO
AQI 13
Good
2.49μg/m³
PM2.5
5.41μg/m³
PM10
13.89ppb
O3
0.76ppb
SO2
5.35ppb
NO2
0.13ppm
CO
AQI 20
Good
1.75μg/m³
PM2.5
6.94μg/m³
PM10
21.59ppb
O3
0.57ppb
SO2
0.83ppb
NO2
0.12ppm
CO
AQI 22
Good
2.10μg/m³
PM2.5
9.00μg/m³
PM10
24.50ppb
O3
0.81ppb
SO2
3.87ppb
NO2
0.12ppm
CO
AQI 16
Good
1.61μg/m³
PM2.5
7.14μg/m³
PM10
16.91ppb
O3
0.73ppb
SO2
3.00ppb
NO2
0.12ppm
CO
AQI 16
Good
1.18μg/m³
PM2.5
4.91μg/m³
PM10
17.27ppb
O3
0.71ppb
SO2
2.91ppb
NO2
0.14ppm
CO
The air quality data for Montana, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Missoula, Montana are available every hour.
Missoula, Montana experienced its worst air quality at 05:00:00, 2026-06-07.
The best air quality in Missoula, Montana was observed at 12:00:00 on 2026-06-08.
The air quality in Missoula, Montana right now is Good, with an AQI of 6.
In Missoula, Montana, O3 is the most frequently found pollutant.
When air quality in Missoula, Montana is compromised, staying indoors and wearing a mask can reduce health risks.
Missoula, Montana currently has a PM2.5 concentration of 1.054 μg/m3.
Missoula, Montana currently has a PM10 concentration of 3.792 μg/m3.
The current carbon monoxide (CO) level in Missoula, Montana is 0.117 ppm.
The current sulfur dioxide (SO2) concentration in Missoula, Montana is 0.793 ppb.
Missoula, Montana currently has an ozone (O3) concentration of 7.311 ppm.
The current level of nitrogen dioxide (NO2) in Missoula, Montana is 1.841 ppb.
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