TODAY MAR19
TEMPERATURE53
HUMIDITY43
PRESSURE101860
WIND COND.
  • 7038Tue
  • 6541Wed40%
  • 5137Thu30%40%
  • 5032Fri
  • 4425Sat
daynightWeather update from Missoula, Missoula International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Missoula for July is 71 degrees
  • The lowest monthly average temperature in Missoula for December is 23.7 degrees
  • The most monthly precipitation in Missoula occurs in June with 2 inches
  • The air quality index in Missoula is 5% better than the national average
  • The pollution index in Missoula is 69% better than the national average

Compare Missoula, MT Weather

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      Missoula Average Temperature

      In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
      MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
      January16°F34°F25°F0.9"
      February21°F40°F30°F1.0"
      March26°F51°F38°F1.0"
      April31°F60°F44°F1.1"
      May38°F69°F53°F1.4"
      June45°F78°F61°F2.0"
      July51°F91°F71°F0.6"
      August49°F88°F68°F0.7"
      September42°F77°F58°F1.0"
      October33°F59°F45°F1.2"
      November24°F44°F33°F1.4"
      December15°F32°F24°F1.2"

      Missoula air quality index & pollution index

      In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
      IndexMissoulaMontanaNational
      Air quality index403442
      Pollution index848,303834,4732,726,193

      Missoula air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality224
      Days with moderate air quality137
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality1

      Missoula air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.010%
      Mercury0.000%

      Average monthly Missoula temperature with heat index

      Missoula monthly precipitation with daily maximum

      Missoula monthly snow depth with daily maximum

      Missoula monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Turah, MT3094020.0%
      Clinton, MT6614020.0%
      Evaro, MT4014020.0%
      Wye, MT8434020.0%
      Lolo, MT4,0644020.0%
      Missoula, MT74,9944020.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Union City, CA75,0674314.0%
      Arlington Heights, IL75,0715510.0%
      Milpitas, CA75,1824314.0%
      Missouri City, TX75,348524.0%
      St. Joseph, MO75,3694314.0%
      Missoula, MT74,9944020.0%
      Source: The Missoula, MT weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.