TODAY NOV24
TEMPERATURE41
HUMIDITY93
PRESSURE100930
WIND COND.196
  • 4740Sun70%70%
  • 5039Mon50%50%
  • 4738Tue30%40%
  • 4537Wed
  • 4534
daynightWeather update from CW5022 Kirkland at
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Weather Quick Facts

  • The highest monthly average temperature in Cottage Lake for July is 62.9 degrees
  • The lowest monthly average temperature in Cottage Lake for December is 39.5 degrees
  • The most monthly precipitation in Cottage Lake occurs in December with 8.6 inches
  • The air quality index in Cottage Lake is 7% worse than the national average
  • The pollution index in Cottage Lake is 1491% worse than the national average

Compare Cottage Lake, WA Weather

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      Cottage 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
      January35°F45°F40°F2.5"
      February36°F50°F42°F2.8"
      March41°F55°F47°F3.5"
      April43°F58°F49°F3.5"
      May48°F65°F55°F3.0"
      June51°F66°F57°F2.2"
      July55°F74°F63°F2.0"
      August55°F74°F62°F1.7"
      September50°F66°F57°F2.8"
      October46°F59°F51°F3.4"
      November38°F48°F43°F4.8"
      December35°F45°F39°F8.6"

      Cottage 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.
      IndexCottage LakeWashingtonNational
      Air quality index453642
      Pollution index43,367,4004,541,8502,726,193

      Cottage Lake air quality

      MeasurementTotal
      Days measured365
      Days with good air quality236
      Days with moderate air quality127
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.020%
      Benzene0.790%
      Carbon Tetrachloride0.120%
      Lead0.210%
      Mercury0.180%

      Average monthly Cottage Lake temperature with heat index

      Cottage Lake monthly precipitation with daily maximum

      Cottage Lake monthly snow depth with daily maximum

      Cottage Lake monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Beaux Arts Village, WA3964510.0%
      Cathcart, WA2,2784510.0%
      Issaquah, WA38,7074510.0%
      Esperance, WA4,4104510.0%
      North Lynnwood, WA24,0844510.0%
      Cottage Lake, WA23,2394510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Rock Springs, WY23,238468.0%
      Roseburg, OR23,2372452.0%
      Avon, OH23,23350= 100
      Greenbelt, MD23,253476.0%
      East Hants, NS23,212n/a 
      Cottage Lake, WA23,2394510.0%
      Source: The Cottage 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.