TODAY MAR28
TEMPERATURE55
HUMIDITY48
PRESSURE
WIND COND.175 1.6
  • 5127Fri40%
  • 5429Sat
  • 5630Sun
  • 6334Mon
  • 6739Tue
daynightWeather update from LIBBY at
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Weather Quick Facts

  • The highest monthly average temperature in Libby for July is 71.1 degrees
  • The lowest monthly average temperature in Libby for December is 26.3 degrees
  • The most monthly precipitation in Libby occurs in January with 10.5 inches
  • The air quality index in Libby is 12% better than the national average
  • The pollution index in Libby is 71% worse than the national average

Compare Libby, MT Weather

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      Libby 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
      January24°F34°F28°F10.5"
      February27°F40°F32°F1.8"
      March31°F49°F39°F2.0"
      April37°F59°F47°F1.0"
      May45°F70°F56°F1.9"
      June51°F76°F62°F2.4"
      July58°F87°F71°F0.8"
      August56°F85°F69°F1.1"
      September48°F73°F58°F1.5"
      October39°F57°F46°F2.2"
      November31°F43°F35°F2.3"
      December22°F32°F26°F8.7"

      Libby 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.
      IndexLibbyMontanaNational
      Air quality index373442
      Pollution index4,670,990834,4732,726,193

      Libby air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality302
      Days with moderate air quality62
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Libby air quality information

      PollutantTotal
      Arsenic0.050%
      Benzene0.060%
      Carbon Tetrachloride0.010%
      Lead0.060%
      Mercury0.003%

      Average monthly Libby temperature with heat index

      Libby monthly precipitation with daily maximum

      Libby monthly snow depth with daily maximum

      Libby monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Pioneer Junction, MT8803726.0%
      White Haven, MT6143726.0%
      Libby, MT2,7583726.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Eagle Lake, FL2,7583628.0%
      Lakeside Park, KY2,758548.0%
      Norton Center, MA2,7584412.0%
      Cajah's Mountain, NC2,7584314.0%
      Kemmerer, WY2,7584412.0%
      Libby, MT2,7583726.0%
      Source: The Libby, 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.