TODAY DEC22
TEMPERATURE64
HUMIDITY65
PRESSURE102000
WIND COND.230 9.4
  • 6651Sun
  • 6851Mon
  • 6548Tue50%
  • 6447
  • 6547Thu
daynightWeather update from John Wayne-Orange County Airport at
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Weather Quick Facts

  • The highest monthly average temperature in San Joaquin Marsh for August is 72.2 degrees
  • The lowest monthly average temperature in San Joaquin Marsh for December is 57 degrees
  • The most monthly precipitation in San Joaquin Marsh occurs in December with 2.4 inches
  • The air quality index in San Joaquin Marsh is 111% worse than the national average
  • The pollution index in San Joaquin Marsh is 1521% worse than the national average

Compare Irvine, CA Weather

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      San Joaquin Marsh 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"

      San Joaquin Marsh 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.
      IndexSan Joaquin MarshIrvineCalifornia
      Air quality index898955
      Pollution index44,192,60044,192,60010,473,190

      San Joaquin Marsh 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
      Arsenic0.030%
      Benzene0.280%
      Carbon Tetrachloride0.001%
      Lead0.220%
      Mercury0.140%

      Average monthly San Joaquin Marsh temperature with heat index

      San Joaquin Marsh monthly precipitation with daily maximum

      San Joaquin Marsh monthly snow depth with daily maximum

      San Joaquin Marsh monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      La Palma, CA15,6577244.0%
      Stanton, CA38,3177244.0%
      Fountain Valley, CA56,1187244.0%
      Artesia, CA16,4567244.0%
      Cerritos, CA49,3887244.0%
      Irvine, CA272,6948978.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Toledo, OH275,1164020.0%
      Durham, NC276,3414412.0%
      Chula Vista, CA268,7796428.0%
      Fort Wayne, IN268,3784510.0%
      Saskatoon, SK281,340n/a 
      Irvine, CA272,6948978.0%
      Source: The San Joaquin Marsh, Irvine, 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.