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)
35
Good
Missoula, Montana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.67 μg/m³
0
55
155
255
425
605+
38.08 ppb
0
55
71
86
201
201+
0.91 ppb
0
36
76
186
605
1005+
1.34 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 36
Good
5.80μg/m³
PM2.5
15.04μg/m³
PM10
38.96ppb
O3
0.94ppb
SO2
1.01ppb
NO2
0.13ppm
CO
AQI 52
Moderate
10.50μg/m³
PM2.5
47.98μg/m³
PM10
37.54ppb
O3
0.86ppb
SO2
1.36ppb
NO2
0.14ppm
CO
AQI 41
Good
4.04μg/m³
PM2.5
17.45μg/m³
PM10
43.91ppb
O3
0.89ppb
SO2
1.10ppb
NO2
0.11ppm
CO
AQI 44
Good
8.20μg/m³
PM2.5
36.00μg/m³
PM10
40.42ppb
O3
0.92ppb
SO2
1.77ppb
NO2
0.12ppm
CO
AQI 37
Good
4.30μg/m³
PM2.5
19.33μg/m³
PM10
40.20ppb
O3
0.91ppb
SO2
1.66ppb
NO2
0.12ppm
CO
AQI 54
Moderate
10.63μg/m³
PM2.5
47.36μg/m³
PM10
39.45ppb
O3
0.85ppb
SO2
1.82ppb
NO2
0.12ppm
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 12:00:00, 2025-06-06.
The best air quality in Missoula, Montana was observed at 02:00:00 on 2025-06-06.
The air quality in Missoula, Montana right now is Good, with an AQI of 35.
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 2.734 μg/m3.
Missoula, Montana currently has a PM10 concentration of 17.67 μg/m3.
The current carbon monoxide (CO) level in Missoula, Montana is 0.116 ppm.
The current sulfur dioxide (SO2) concentration in Missoula, Montana is 0.905 ppb.
Missoula, Montana currently has an ozone (O3) concentration of 38.082 ppm.
The current level of nitrogen dioxide (NO2) in Missoula, Montana is 1.341 ppb.
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