TODAY NOV05
TEMPERATURE59
HUMIDITY62
PRESSURE101680
WIND COND.178
  • 7251Tue
  • 7452Wed
  • 7349Thu
  • 7250Fri
  • 7251Sat
daynightWeather update from FW0058 Santa Ana Fire at
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Weather Quick Facts

  • The highest monthly average temperature in West Grove Valley for August is 72.2 degrees
  • The lowest monthly average temperature in West Grove Valley for December is 57 degrees
  • The most monthly precipitation in West Grove Valley occurs in December with 2.4 inches
  • The air quality index in West Grove Valley is 71% worse than the national average
  • The pollution index in West Grove Valley is 69% better than the national average

Compare Santa Ana, CA Weather

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      West Grove 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
      January48°F69°F57°F2.3"
      February49°F69°F58°F1.9"
      March52°F70°F60°F0.9"
      April54°F72°F62°F0.6"
      May59°F73°F65°F0.3"
      June62°F76°F67°F0.0"
      July66°F80°F71°F0.1"
      August66°F82°F72°F0.0"
      September65°F82°F72°F0.2"
      October60°F79°F68°F0.5"
      November54°F75°F63°F0.7"
      December48°F68°F57°F2.4"

      West Grove 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.
      IndexWest Grove ValleySanta AnaCalifornia
      Air quality index728955
      Pollution index858,652858,65210,473,190

      West Grove Valley air quality

      MeasurementTotal
      Days measured365
      Days with good air quality42
      Days with moderate air quality178
      Days w/ poor A.Q. for sensitive groups79
      Days with unhealthy air quality58

      Air quality details

      PollutantTotal
      Arsenic0.002%
      Benzene0.010%
      Carbon Tetrachloride0.000%
      Lead0.020%
      Mercury0.001%

      Average monthly West Grove Valley temperature with heat index

      West Grove Valley monthly precipitation with daily maximum

      West Grove Valley monthly snow depth with daily maximum

      West Grove Valley monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Downey, CA111,2637244.0%
      Lakewood, CA79,6767244.0%
      Norwalk, CA104,5247244.0%
      South Whittier, CA58,6167244.0%
      Buena Park, CA82,2287244.0%
      Santa Ana, CA332,6108978.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Riverside, CA327,5698978.0%
      Corpus Christi, TX326,3324216.0%
      Lexington-Fayette, KY322,2004216.0%
      Vaughan, ON321,974n/a 
      Honolulu, HI347,1813040.0%
      Santa Ana, CA332,6108978.0%
      Source: The West Grove Valley, Santa Ana, CA 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.