TODAY MAR19
TEMPERATURE62
HUMIDITY44
PRESSURE101830
WIND COND.310 11.2
  • 6744Tue
  • 5447Wed40%70%
  • 5646Thu70%60%
  • 5645Fri
  • 5142Sat
daynightWeather update from Boeing Field - King County International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Riverview for August is 67.5 degrees
  • The lowest monthly average temperature in Riverview for December is 41.4 degrees
  • The most monthly precipitation in Riverview occurs in November with 6.6 inches
  • The air quality index in Riverview is 7% worse than the national average
  • The pollution index in Riverview is 60% better than the national average

Compare Seattle, WA Weather

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      Riverview 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"

      Riverview 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.
      IndexRiverviewSeattleWashington
      Air quality index454536
      Pollution index1,081,4301,081,4304,541,850

      Riverview air quality information

      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

      Riverview air quality information

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

      Average monthly Riverview temperature with heat index

      Riverview monthly precipitation with daily maximum

      Riverview monthly snow depth with daily maximum

      Riverview monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Manchester, WA6,0501864.0%
      Rocky Point, WA1,4181864.0%
      Burley, WA2,5151864.0%
      Poulsbo, WA10,8691864.0%
      East Port Orchard, WA5,0691864.0%
      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 Riverview, 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.