TODAY NOV22
TEMPERATURE35
HUMIDITY78
PRESSURE
WIND COND.176 7.9
  • 4023Sat60%80%
  • 3514Sun30%
  • 3521Mon30%
  • 3618Tue30%20%
  • 3414Wed
daynightWeather update from MAMMOTH at
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Weather Quick Facts

  • The highest monthly average temperature in Mammoth for July is 56.3 degrees
  • The lowest monthly average temperature in Mammoth for January is 11.6 degrees
  • The most monthly precipitation in Mammoth occurs in January with 3.4 inches
  • The air quality index in Mammoth is 41% better than the national average
  • The pollution index in Mammoth is 34% worse than the national average

Compare Mammoth, WY Weather

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      Mammoth 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
      January1°F24°F12°F3.4"
      February3°F28°F15°F2.3"
      March9°F36°F22°F2.3"
      April17°F43°F29°F2.5"
      May26°F52°F38°F2.5"
      June33°F64°F48°F2.2"
      July39°F74°F56°F1.5"
      August37°F72°F54°F1.4"
      September31°F63°F45°F1.7"
      October24°F48°F34°F2.2"
      November13°F34°F23°F2.3"
      December3°F23°F13°F3.1"

      Mammoth 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.
      IndexMammothWyomingNational
      Air quality index253942
      Pollution index3,657,9901,779,9752,726,193

      Mammoth air quality

      MeasurementTotal
      Days measured365
      Days with good air quality337
      Days with moderate air quality28
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.040%
      Benzene0.040%
      Carbon Tetrachloride0.010%
      Lead0.040%
      Mercury0.030%

      Average monthly Mammoth temperature with heat index

      Mammoth monthly precipitation with daily maximum

      Mammoth monthly snow depth with daily maximum

      Mammoth monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Jardine, MT412550.0%
      Corwin Springs, MT1102550.0%
      Gardiner, MT8932550.0%
      Mammoth, WY832550.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Gulkana, AK833138.0%
      Pilot Point, AK833138.0%
      Higden, AR834510.0%
      Patmos, AR833922.0%
      Ledyard, IA831570.0%
      Mammoth, WY832550.0%
      Source: The Mammoth, WY 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.