TODAY DEC22
TEMPERATURE33
HUMIDITY96
PRESSURE
WIND COND.158 1.6
  • 4129Mon50%
  • 3928Tue60%40%
  • 372620%
  • 3729Thu
  • 3930Fri
daynightWeather update from EUREKA at
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Weather Quick Facts

  • The highest monthly average temperature in Trego for July is 67.6 degrees
  • The lowest monthly average temperature in Trego for December is 23.2 degrees
  • The most monthly precipitation in Trego occurs in June with 3.1 inches
  • The air quality index in Trego is 12% better than the national average
  • The pollution index in Trego is 64% better than the national average

Compare Trego, MT Weather

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      Trego 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°F32°F24°F1.5"
      February19°F38°F28°F1.0"
      March26°F48°F36°F1.3"
      April31°F57°F43°F1.4"
      May38°F68°F52°F1.7"
      June44°F74°F59°F3.1"
      July48°F86°F68°F1.0"
      August46°F84°F65°F0.8"
      September39°F73°F55°F1.2"
      October31°F57°F43°F1.5"
      November25°F42°F33°F1.4"
      December16°F30°F23°F1.9"

      Trego 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.
      IndexTregoMontanaNational
      Air quality index373442
      Pollution index968,253834,4732,726,193

      Trego air quality

      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

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.010%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.000%

      Average monthly Trego temperature with heat index

      Trego monthly precipitation with daily maximum

      Trego monthly snow depth with daily maximum

      Trego monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Midvale, MT4403726.0%
      Olney, MT1133726.0%
      Eureka, MT1,5173726.0%
      Rexford, MT583726.0%
      Fortine, MT4353726.0%
      Trego, MT8553726.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Klawock, AK8552060.0%
      Piper City, IL8554216.0%
      Freeport, MN8553236.0%
      Tohatchi, NM8551766.0%
      Earlville, NY8552746.0%
      Trego, MT8553726.0%
      Source: The Trego, 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.