TODAY DEC22
TEMPERATURE41
HUMIDITY68
PRESSURE
WIND COND.47 3.2
  • 4430Mon90%
  • 4230Tue50%30%
  • 3926
  • 4030Thu
  • 4130Fri
daynightWeather update from NINE MILE at
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Weather Quick Facts

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

Compare Ravalli, MT Weather

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      Ravalli 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"

      Ravalli 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.
      IndexRavalliMontanaNational
      Air quality index403442
      Pollution index848,303834,4732,726,193

      Ravalli air quality

      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

      Air quality details

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

      Average monthly Ravalli temperature with heat index

      Ravalli monthly precipitation with daily maximum

      Ravalli monthly snow depth with daily maximum

      Ravalli monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Charlo, MT2614020.0%
      St. Ignatius, MT7854020.0%
      Dixon, MT2524020.0%
      Kicking Horse, MT1094020.0%
      Arlee, MT5924020.0%
      Ravalli, MT2204020.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Coffman Cove, AK2202060.0%
      Elim, AK2203824.0%
      Elbert, CO2204510.0%
      Waiohinu, HI2201668.0%
      Drakesville, IA2202942.0%
      Ravalli, MT2204020.0%
      Source: The Ravalli, 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.