TODAY NOV25
TEMPERATURE43
HUMIDITY89
PRESSURE101250
WIND COND.40 7.6
  • 4840Mon60%30%
  • 4838Tue20%40%
  • 4634Wed40%30%
  • 4533
  • 4432Fri
daynightWeather update from Arlington Municipal Airport at
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Weather Quick Facts

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

Compare Sunday Lake, WA Weather

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      Sunday Lake 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"

      Sunday Lake 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.
      IndexSunday LakeWashingtonNational
      Air quality index243642
      Pollution index15,778,9004,541,8502,726,193

      Sunday Lake air quality

      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

      Air quality details

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

      Average monthly Sunday Lake temperature with heat index

      Sunday Lake monthly precipitation with daily maximum

      Sunday Lake monthly snow depth with daily maximum

      Sunday Lake monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Canyon Creek, WA3,2182452.0%
      Lake Cavanaugh, WA2202452.0%
      Freeland, WA1,8832452.0%
      Lochsloy, WA2,9912452.0%
      Sisco Heights, WA3,0412452.0%
      Sunday Lake, WA9472452.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Susan Moore, AL9474314.0%
      Otisville, MI9473824.0%
      Grantwood Village, MO947548.0%
      Waverly, MO947476.0%
      Hays, MT9472158.0%
      Sunday Lake, WA9472452.0%
      Source: The Sunday Lake, 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.