TODAY DEC22
TEMPERATURE43
HUMIDITY96
PRESSURE101810
WIND COND.
  • 5045Sun40%100%
  • 5244Mon20%90%
  • 5042Tue90%70%
  • 4843
  • 5044Thu
daynightWeather update from FW6219 Mountlake Terrace at
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Weather Quick Facts

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

Compare Seattle, WA Weather

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      Olympic Hills 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"

      Olympic Hills 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.
      IndexOlympic HillsSeattleWashington
      Air quality index454536
      Pollution index43,367,4001,081,4304,541,850

      Olympic Hills 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 Olympic Hills temperature with heat index

      Olympic Hills monthly precipitation with daily maximum

      Olympic Hills monthly snow depth with daily maximum

      Olympic Hills monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      East Port Orchard, WA5,0691864.0%
      Southworth, WA2,3001864.0%
      Keyport, WA3391864.0%
      Enetai, WA1,9931864.0%
      Manchester, WA6,0501864.0%
      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 Olympic Hills, 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.