TODAY NOV21
TEMPERATURE53
HUMIDITY12
PRESSURE
WIND COND.125 16.1
  • 7151Thu
  • 7048Fri20%
  • 6350Sat60%60%
  • 6548Sun
  • 6349Mon
daynightWeather update from CAMP 9 at
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Weather Quick Facts

  • The highest monthly average temperature in San Fernando for August is 76.5 degrees
  • The lowest monthly average temperature in San Fernando for December is 55.3 degrees
  • The most monthly precipitation in San Fernando occurs in February with 3.2 inches
  • The air quality index in San Fernando is 71% worse than the national average
  • The pollution index in San Fernando is 5017% worse than the national average

Compare San Fernando, CA Weather

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      San Fernando 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
      January46°F69°F56°F3.0"
      February46°F70°F57°F3.2"
      March49°F74°F60°F1.5"
      April51°F77°F63°F0.7"
      May55°F80°F66°F0.2"
      June60°F86°F71°F0.0"
      July64°F92°F76°F0.1"
      August64°F93°F77°F0.0"
      September62°F91°F75°F0.2"
      October57°F84°F68°F0.5"
      November50°F76°F62°F0.7"
      December44°F68°F55°F2.2"

      San Fernando 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 FernandoCaliforniaNational
      Air quality index725542
      Pollution index139,490,00010,473,1902,726,193

      San Fernando 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
      Arsenic0.200%
      Benzene0.950%
      Carbon Tetrachloride0.080%
      Lead1.320%
      Mercury0.440%

      Average monthly San Fernando temperature with heat index

      San Fernando monthly precipitation with daily maximum

      San Fernando monthly snow depth with daily maximum

      San Fernando monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Burbank CDP, CA4,9847244.0%
      Bell Canyon, CA1,9917244.0%
      Acton, CA7,0547244.0%
      Santa Clarita, CA212,5197244.0%
      Hasley Canyon, CA1,4337244.0%
      San Fernando, CA24,2447244.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Loma Linda, CA24,2398978.0%
      San Benito, TX24,2594412.0%
      Bridgeton, NJ24,2644020.0%
      Seal Beach, CA24,2687244.0%
      Elmwood Park, IL24,2745510.0%
      San Fernando, CA24,2447244.0%
      Source: The San Fernando, 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.