TODAY MAR02
TEMPERATURE74
HUMIDITY9
PRESSURE
WIND COND.204 17.7
  • 6245Wed60%40%
  • 6849Thu
  • 7648Fri
  • 6645Sat
  • 6846Sun
daynightWeather update from WHITTIER HILLS at

Key findings

  • The highest monthly average temperature in South San Gabriel for August is 73 degrees
  • The lowest monthly average temperature in South San Gabriel for December is 57 degrees
  • The most monthly precipitation in South San Gabriel occurs in January with 3.5 inches
  • The air quality index in South San Gabriel is 45% worse than the national average
  • The pollution index in South San Gabriel is 2653% worse than the national average

Compare South San Gabriel, CA Weather

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      South San Gabriel 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"

      South San Gabriel 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.
      IndexSouth San GabrielCaliforniaNational
      Air quality index725550
      Pollution index139,490,00018,106,7265,066,862

      South San Gabriel air quality information

      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

      South San Gabriel air quality information

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

      Average monthly South San Gabriel temperature with heat index

      South San Gabriel monthly precipitation with daily maximum

      South San Gabriel monthly snow depth with daily maximum

      South San Gabriel monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Bradbury, CA9547244%
      Hacienda Heights, CA54,0337244%
      Burbank CDP, CA4,9847244%
      La Crescenta-Montrose, CA19,8247244%
      West Rancho Dominguez, CA22,7247244%
      South San Gabriel, CA8,7257244%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Beckett Ridge, OH8,724548%
      Thief River Falls, MN8,7263334%
      Old Orchard Beach, ME8,7274020%
      Sellersburg, IN8,722492%
      Oak Hill, WV8,722295490%
      South San Gabriel, CA8,7257244%
      Source: The South San Gabriel, 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.