TODAY DEC18
TEMPERATURE29
HUMIDITY71
PRESSURE
WIND COND.280
  • 5030Wed
  • 5228Thu
  • 4828Fri
  • 4527Sat
  • 4227Sun
daynightWeather update from DW5868 Mammoth Lakes at
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Weather Quick Facts

  • The highest monthly average temperature in Mammoth Lakes for July is 66.9 degrees
  • The lowest monthly average temperature in Mammoth Lakes for January is 27.6 degrees
  • The most monthly precipitation in Mammoth Lakes occurs in January with 13 inches
  • The air quality index in Mammoth Lakes is 12% worse than the national average
  • The pollution index in Mammoth Lakes is 96% better than the national average

Compare Mammoth Lakes, CA Weather

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      Mammoth Lakes 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
      January14°F44°F28°F13.0"
      February18°F46°F31°F0.6"
      March24°F53°F38°F1.5"
      April28°F59°F43°F1.5"
      May35°F66°F51°F1.8"
      June43°F77°F61°F7.0"
      July47°F83°F67°F1.6"
      August46°F82°F65°F0.7"
      September40°F76°F59°F1.1"
      October30°F65°F47°F4.7"
      November22°F54°F36°F4.9"
      December15°F45°F29°F4.1"

      Mammoth Lakes 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.
      IndexMammoth LakesCaliforniaNational
      Air quality index475542
      Pollution index117,01210,473,1902,726,193

      Mammoth Lakes air quality

      MeasurementTotal
      Days measured365
      Days with good air quality232
      Days with moderate air quality121
      Days w/ poor A.Q. for sensitive groups6
      Days with unhealthy air quality2

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.002%
      Carbon Tetrachloride0.000%
      Lead0.001%
      Mercury0.000%

      Average monthly Mammoth Lakes temperature with heat index

      Mammoth Lakes monthly precipitation with daily maximum

      Mammoth Lakes monthly snow depth with daily maximum

      Mammoth Lakes monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      McGee Creek, CA0476.0%
      Aspen Springs, CA56476.0%
      Crowley Lake, CA1,145476.0%
      June Lake, CA413476.0%
      Mammoth Lakes, CA8,263476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Chester, IL8,264548.0%
      Orting, WA8,2673040.0%
      Four Corners, MD8,268476.0%
      Lac la Biche County, AB8,268n/a 
      Spotswood, NJ8,2554118.0%
      Mammoth Lakes, CA8,263476.0%
      Source: The Mammoth Lakes, CA 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.