TODAY SEP19
TEMPERATURE48
HUMIDITY100
PRESSURE101760
WIND COND.
  • 6149Thu
  • 5946Fri20%
  • 6251Sat
  • 6254Sun
  • 6453Mon
daynightWeather update from Arlington Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Lake McMurray for August is 63.3 degrees
  • The lowest monthly average temperature in Lake McMurray for December is 37.6 degrees
  • The most monthly precipitation in Lake McMurray occurs in November with 4 inches
  • The air quality index in Lake McMurray is 43% better than the national average
  • The pollution index in Lake McMurray is 479% worse than the national average

Compare Lake McMurray, WA Weather

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      Lake McMurray 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
      January33°F46°F39°F3.0"
      February34°F50°F41°F1.7"
      March37°F54°F45°F3.4"
      April40°F59°F48°F2.0"
      May45°F65°F54°F2.4"
      June49°F70°F59°F1.9"
      July52°F77°F63°F1.3"
      August52°F78°F63°F1.4"
      September49°F71°F58°F2.4"
      October43°F60°F50°F3.4"
      November37°F52°F44°F4.0"
      December32°F44°F38°F3.1"

      Lake McMurray 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.
      IndexLake McMurrayWashingtonNational
      Air quality index243642
      Pollution index15,778,9004,541,8502,726,193

      Lake McMurray air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality361
      Days with moderate air quality4
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Lake McMurray air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.270%
      Carbon Tetrachloride0.040%
      Lead0.160%
      Mercury0.003%

      Average monthly Lake McMurray temperature with heat index

      Lake McMurray monthly precipitation with daily maximum

      Lake McMurray monthly snow depth with daily maximum

      Lake McMurray monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Lake Cavanaugh, WA2202452.0%
      La Conner, WA9742452.0%
      Silvana, WA142452.0%
      Lyman, WA2772452.0%
      Conway, WA402452.0%
      Lake McMurray, WA4782452.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Kongiganak, AK4783138.0%
      Meadow Valley, CA478468.0%
      Florence, KS4782256.0%
      Martin, MI4783922.0%
      White Earth, MN4783334.0%
      Lake McMurray, WA4782452.0%
      Source: The Lake McMurray, WA 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.