TODAY NOV21
TEMPERATURE39
HUMIDITY41
PRESSURE
WIND COND.228 3.2
  • 2521Fri40%50%
  • 2910Sat90%70%
  • 163Sun40%
  • 1810Mon20%20%
  • 2814Tue
daynightWeather update from ZORTMAN BLM at
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Weather Quick Facts

  • The highest monthly average temperature in Zortman for July is 71 degrees
  • The lowest monthly average temperature in Zortman for December is 23.8 degrees
  • The most monthly precipitation in Zortman occurs in June with 4.5 inches
  • The air quality index in Zortman is 50% better than the national average
  • The pollution index in Zortman is 91% better than the national average

Compare Zortman, MT Weather

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      Zortman 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°F37°F26°F0.8"
      February18°F40°F28°F1.1"
      March27°F52°F39°F0.8"
      April33°F60°F46°F2.6"
      May38°F64°F51°F3.6"
      June50°F78°F65°F4.5"
      July55°F86°F71°F4.0"
      August53°F84°F69°F1.6"
      September46°F73°F60°F3.4"
      October37°F62°F49°F3.5"
      November24°F47°F35°F1.6"
      December14°F34°F24°F1.1"

      Zortman 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.
      IndexZortmanMontanaNational
      Air quality index213442
      Pollution index241,407834,4732,726,193

      Zortman air quality

      MeasurementTotal
      Days measured363
      Days with good air quality350
      Days with moderate air quality12
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.003%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Zortman temperature with heat index

      Zortman monthly precipitation with daily maximum

      Zortman monthly snow depth with daily maximum

      Zortman monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Hays, MT9472158.0%
      Lodge Pole, MT3442158.0%
      Zortman, MT332158.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Panola, AL333628.0%
      El Capitan, AZ33476.0%
      Imogene, IA334020.0%
      Deer Grove, IL334216.0%
      Westervelt, IL334412.0%
      Zortman, MT332158.0%
      Source: The Zortman, 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.