TODAY MAR04
TEMPERATURE39
HUMIDITY86
PRESSURE29.86
WIND COND.
  • 5845Thu40%80%
  • 5241Fri80%60%
  • 5139Sat30%30%
  • 5137Sun
  • 5037Mon
daynightWeather update from Seattle, Seattle Boeing Field at

Key findings

  • The highest monthly average temperature in Hidden Valley for August is 68 degrees
  • The lowest monthly average temperature in Hidden Valley for December is 41 degrees
  • The most monthly precipitation in Hidden Valley occurs in November with 6.6 inches
  • The air quality index in Hidden Valley is 10% better than the national average
  • The pollution index in Hidden Valley is 79% better than the national average

Compare Bellevue, WA Weather

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      Hidden Valley 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"

      Hidden Valley 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.
      IndexHidden ValleyBellevueWashington
      Air quality index454536
      Pollution index1,081,4301,081,4308,596,989

      Hidden Valley 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

      Hidden Valley air quality information

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

      Average monthly Hidden Valley temperature with heat index

      Hidden Valley monthly precipitation with daily maximum

      Hidden Valley monthly snow depth with daily maximum

      Hidden Valley monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Woodinville, WA11,5494510%
      Lake Marcel-Stillwater, WA1,2014510%
      Bryn Mawr-Skyway, WA17,0144510%
      Fairwood, WA19,7244510%
      Duvall, WA7,5344510%
      Bellevue, WA136,7184510%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Hampton, VA136,7894020%
      Warren, MI135,0695612%
      McAllen, TX138,4754216%
      Killeen, TX138,7454216%
      West Valley City, UT134,609512%
      Bellevue, WA136,7184510%
      Source: The Hidden Valley, Bellevue, 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.