TODAY DEC07
TEMPERATURE39
HUMIDITY89
PRESSURE101970
WIND COND.130 16.6
  • 4741100%50%
  • 4936Sun90%
  • 4733Mon
  • 4635Tue
  • 4940Wed
daynightWeather update from Portland, Portland International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Mountain View for August is 69.4 degrees
  • The lowest monthly average temperature in Mountain View for December is 40.1 degrees
  • The most monthly precipitation in Mountain View occurs in November with 6.2 inches
  • The air quality index in Mountain View is 10% better than the national average
  • The pollution index in Mountain View is 30% better than the national average

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      Mountain View 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
      January34°F48°F40°F5.4"
      February36°F52°F43°F3.7"
      March39°F57°F47°F4.9"
      April42°F63°F52°F2.9"
      May48°F71°F58°F2.6"
      June53°F76°F63°F1.7"
      July57°F84°F69°F0.5"
      August57°F84°F69°F0.4"
      September52°F79°F64°F1.5"
      October46°F66°F55°F3.7"
      November40°F54°F47°F6.2"
      December34°F47°F40°F6.2"

      Mountain View 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.
      IndexMountain ViewVancouverWashington
      Air quality index383836
      Pollution index1,899,4101,899,4104,541,850

      Mountain View air quality

      MeasurementTotal
      Days measured365
      Days with good air quality285
      Days with moderate air quality77
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.003%
      Benzene0.020%
      Carbon Tetrachloride0.010%
      Lead0.010%
      Mercury0.002%

      Average monthly Mountain View temperature with heat index

      Mountain View monthly precipitation with daily maximum

      Mountain View monthly snow depth with daily maximum

      Mountain View monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Orchards, WA26,2893824.0%
      Bull Mountain, OR9,7323824.0%
      Metzger, OR4,4023824.0%
      Raleigh Hills, OR6,6753824.0%
      Sandy, OR11,3193824.0%
      Vancouver, WA182,7923824.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Brownsville, TX182,2304412.0%
      Fort Lauderdale, FL181,8184118.0%
      Chattanooga, TN181,370468.0%
      Sioux Falls, SD180,9273628.0%
      Worcester, MA185,1864020.0%
      Vancouver, WA182,7923824.0%
      Source: The Mountain View, Vancouver, 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.