TODAY DEC22
TEMPERATURE54
HUMIDITY100
PRESSURE102130
WIND COND.310 11.2
  • 6755Sun40%60%
  • 6853Mon20%70%
  • 6144Tue100%
  • 5845
  • 5949Thu
daynightWeather update from Palo Alto Airport at
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Weather Quick Facts

  • The highest monthly average temperature in South Sundale for August is 64.4 degrees
  • The lowest monthly average temperature in South Sundale for December is 49.2 degrees
  • The most monthly precipitation in South Sundale occurs in January with 3.5 inches
  • The air quality index in South Sundale is 2% worse than the national average
  • The pollution index in South Sundale is 136% worse than the national average

Compare Fremont, CA Weather

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      South Sundale 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
      January42°F58°F50°F3.5"
      February46°F61°F53°F3.3"
      March46°F64°F54°F2.6"
      April48°F66°F56°F1.8"
      May52°F69°F59°F0.6"
      June56°F73°F62°F0.1"
      July57°F75°F64°F0.0"
      August58°F76°F64°F0.0"
      September57°F76°F64°F0.2"
      October53°F72°F61°F1.4"
      November48°F66°F56°F1.3"
      December42°F58°F49°F3.2"

      South Sundale 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 SundaleFremontCalifornia
      Air quality index434355
      Pollution index6,427,2906,427,29010,473,190

      South Sundale air quality

      MeasurementTotal
      Days measured365
      Days with good air quality263
      Days with moderate air quality98
      Days w/ poor A.Q. for sensitive groups4
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.110%
      Carbon Tetrachloride0.010%
      Lead0.010%
      Mercury0.003%

      Average monthly South Sundale temperature with heat index

      South Sundale monthly precipitation with daily maximum

      South Sundale monthly snow depth with daily maximum

      South Sundale monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      San Lorenzo, CA30,1174020.0%
      Ashland, CA23,5664020.0%
      Norris Canyon, CA7904020.0%
      Castro Valley, CA64,3924020.0%
      San Leandro, CA90,4894020.0%
      Fremont, CA234,8294314.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Hialeah, FL233,8764118.0%
      Arlington, VA236,434476.0%
      Garland, TX238,622512.0%
      Windsor, ON230,583n/a 
      Richmond, VA229,2334412.0%
      Fremont, CA234,8294314.0%
      Source: The South Sundale, Fremont, 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.