TODAY NOV22
TEMPERATURE43
HUMIDITY88
PRESSURE101730
WIND COND.
  • 6650Fri
  • 6354Sat40%60%
  • 6551Sun20%20%
  • 6553Mon
  • 6452Tue
daynightWeather update from Los Alamitos Army Airfield at
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Weather Quick Facts

  • The highest monthly average temperature in Seal Beach for August is 72.2 degrees
  • The lowest monthly average temperature in Seal Beach for December is 55.2 degrees
  • The most monthly precipitation in Seal Beach occurs in December with 7.6 inches
  • The air quality index in Seal Beach is 71% worse than the national average
  • The pollution index in Seal Beach is 69% better than the national average

Compare Seal Beach, CA Weather

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      Seal Beach 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
      January45°F69°F56°F7.4"
      February47°F68°F57°F5.5"
      March50°F71°F60°F2.6"
      April52°F73°F62°F1.3"
      May57°F74°F64°F2.3"
      June60°F77°F67°F0.1"
      July64°F81°F71°F0.5"
      August64°F83°F72°F0.2"
      September62°F84°F71°F5.2"
      October57°F80°F67°F1.7"
      November50°F74°F61°F2.9"
      December44°F67°F55°F7.6"

      Seal Beach 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.
      IndexSeal BeachCaliforniaNational
      Air quality index725542
      Pollution index858,65210,473,1902,726,193

      Seal Beach air quality

      MeasurementTotal
      Days measured365
      Days with good air quality66
      Days with moderate air quality208
      Days w/ poor A.Q. for sensitive groups62
      Days with unhealthy air quality28

      Air quality details

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

      Average monthly Seal Beach temperature with heat index

      Seal Beach monthly precipitation with daily maximum

      Seal Beach monthly snow depth with daily maximum

      Seal Beach monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Florence-Graham, CA64,7877244.0%
      West Rancho Dominguez, CA21,9777244.0%
      Cerritos, CA49,3887244.0%
      Hawaiian Gardens, CA14,2127244.0%
      La Mirada, CA48,2607244.0%
      Seal Beach, CA24,2687244.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Bridgeton, NJ24,2644020.0%
      Elmwood Park, IL24,2745510.0%
      San Benito, TX24,2594412.0%
      San Fernando, CA24,2447244.0%
      Harvey, IL24,2955510.0%
      Seal Beach, CA24,2687244.0%
      Source: The Seal Beach, 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.