Air Quality in Missoula, United States
Clear
27.4°C · 19.9% humidity
27.4°
Feels 27.4°
75
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Missoula's air quality — share it
AQI Forecast
54
2pm
66
66
75
5pm
60
59
57
8pm
36
36
55
11pm
55
55
54
2am
54
54
54
5am
54
54
54
8am
54
54
34
11am
27
25
Air Quality Index Trend
45h · 1 stnMissoula's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Missoula is 1.6× the WHO 24-hour guideline of 15 µg/m³.
19.9%
Humidity
28.0 km/h
Wind SW
1007.3 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
23.6 µg/m³
PM10
73.05 µg/m³
050100150200300500
What is the weather forecast for Missoula?
Temperature & Precipitation
PM2.5 Trend
45h · 1 stationPM2.523.6 µg/m³
×1.6 WHO
Moderate
PM1073.05 µg/m³
Moderate
UV INDEX10.9
Extreme
What is the 7-day forecast for Missoula?
08-03
34.1° 14.3°
08-04
27.8° 12.6°
08-05
31.3° 16.8°
08-06
32.3° 10.4°
08-07
29.2° 12.9°
0.06 mm
08-08
29.7° 8.0°
08-09
30.1° 10.5°
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Missoula?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-07T23:06 UTC.