TODAY NOV09
TEMPERATURE72
HUMIDITY17
PRESSURE101590
WIND COND.280 5.4
  • 7149Sun
  • 675120%
  • 7052Tue
  • 7452Wed
  • 7151Thu
daynightWeather update from Hawthorne, Hawthorne Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Harbor Gateway for August is 72.5 degrees
  • The lowest monthly average temperature in Harbor Gateway for December is 57 degrees
  • The most monthly precipitation in Harbor Gateway occurs in January with 3.5 inches
  • The air quality index in Harbor Gateway is 71% worse than the national average
  • The pollution index in Harbor Gateway is 56% worse than the national average

Compare Los Angeles, CA Weather

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      Harbor Gateway 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°F70°F58°F3.5"
      February50°F70°F59°F2.9"
      March52°F72°F61°F1.5"
      April55°F74°F63°F0.7"
      May58°F75°F65°F0.5"
      June61°F78°F68°F0.0"
      July65°F83°F72°F0.0"
      August65°F84°F73°F0.0"
      September64°F85°F72°F0.3"
      October60°F81°F69°F0.7"
      November54°F75°F63°F0.8"
      December48°F69°F57°F2.8"

      Harbor Gateway 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.
      IndexHarbor GatewayLos AngelesCalifornia
      Air quality index727255
      Pollution index4,251,410139,490,00010,473,190

      Harbor Gateway 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 Harbor Gateway temperature with heat index

      Harbor Gateway monthly precipitation with daily maximum

      Harbor Gateway monthly snow depth with daily maximum

      Harbor Gateway monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Westmont, CA35,1887244.0%
      Bell Gardens, CA41,7707244.0%
      Downey, CA111,2637244.0%
      Los Alamitos, CA11,5217244.0%
      Pico Rivera, CA62,5077244.0%
      Los Angeles, CA3,973,2787244.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Toronto, ON3,013,752n/a 
      Chicago, IL2,699,3475510.0%
      Houston, TX2,313,238524.0%
      Montréal, QC1,811,008n/a 
      Phoenix, AZ1,658,4227448.0%
      Los Angeles, CA3,973,2787244.0%
      Source: The Harbor Gateway, Los Angeles, 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.