TODAY MAR19
TEMPERATURE33
HUMIDITY94
PRESSURE
WIND COND.
  • 6144Tue
  • 5943Wed20%
  • 5139Thu50%80%
  • 4534Fri
  • 4129Sat
daynightWeather update from CABINET (TROUT CREEK) at
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Weather Quick Facts

  • The highest monthly average temperature in Heron for July is 70.4 degrees
  • The lowest monthly average temperature in Heron for December is 28.4 degrees
  • The most monthly precipitation in Heron occurs in June with 6.5 inches
  • The air quality index in Heron is 2% worse than the national average
  • The pollution index in Heron is 71% worse than the national average

Compare Heron, MT Weather

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      Heron 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°F35°F29°F4.1"
      February26°F40°F32°F2.4"
      March31°F49°F39°F3.4"
      April36°F58°F45°F2.8"
      May43°F69°F55°F2.9"
      June50°F75°F61°F6.5"
      July55°F87°F70°F3.1"
      August54°F86°F69°F3.1"
      September47°F76°F60°F2.9"
      October38°F59°F47°F4.0"
      November31°F44°F37°F3.4"
      December23°F34°F28°F3.9"

      Heron 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.
      IndexHeronMontanaNational
      Air quality index433442
      Pollution index4,670,990834,4732,726,193

      Heron air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality252
      Days with moderate air quality111
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Heron air quality information

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

      Average monthly Heron temperature with heat index

      Heron monthly precipitation with daily maximum

      Heron monthly snow depth with daily maximum

      Heron monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Noxon, MT1623726.0%
      Hope, ID974314.0%
      Clark Fork, ID8494314.0%
      East Hope, ID1684314.0%
      Heron, MT2814314.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Copper Center, AK2813138.0%
      Madrid, AL2813530.0%
      Carl, GA2813726.0%
      Jewett, IL2814020.0%
      Lisbon, IL2810100.0%
      Heron, MT2814314.0%
      Source: The Heron, 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.