TODAY DEC22
TEMPERATURE42
HUMIDITY96
PRESSURE101840
WIND COND.
  • 5045Sun40%100%
  • 5145Mon20%90%
  • 4942Tue90%70%
  • 4743
  • 4944Thu
daynightWeather update from FW6219 Mountlake Terrace at
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Weather Quick Facts

  • The highest monthly average temperature in Bitter Lake for August is 67.5 degrees
  • The lowest monthly average temperature in Bitter Lake for December is 41.4 degrees
  • The most monthly precipitation in Bitter Lake occurs in November with 6.6 inches
  • The air quality index in Bitter Lake is 7% worse than the national average
  • The pollution index in Bitter Lake is 1491% worse than the national average

Compare Seattle, WA Weather

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      Bitter 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
      January36°F49°F42°F5.1"
      February37°F52°F44°F3.8"
      March40°F55°F47°F4.9"
      April43°F61°F51°F3.1"
      May49°F68°F57°F2.2"
      June54°F72°F62°F1.5"
      July58°F79°F67°F0.4"
      August58°F79°F68°F0.6"
      September54°F73°F62°F1.6"
      October47°F62°F54°F3.9"
      November40°F53°F47°F6.6"
      December36°F48°F41°F6.1"

      Bitter 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.
      IndexBitter LakeSeattleWashington
      Air quality index454536
      Pollution index43,367,4001,081,4304,541,850

      Bitter 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
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Bitter Lake temperature with heat index

      Bitter Lake monthly precipitation with daily maximum

      Bitter Lake monthly snow depth with daily maximum

      Bitter Lake monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Keyport, WA3391864.0%
      Parkwood, WA6,7581864.0%
      Bremerton, WA41,2581864.0%
      Tracyton, WA5,4941864.0%
      Lofall, WA2,1191864.0%
      Seattle, WA741,2514510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Brampton, ON735,754n/a 
      Mississauga, ON764,342n/a 
      Denver, CO715,8785816.0%
      Winnipeg, MB775,440n/a 
      Washington, DC701,974476.0%
      Seattle, WA741,2514510.0%
      Source: The Bitter Lake, Seattle, 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.