TODAY NOV25
TEMPERATURE55
HUMIDITY77
PRESSURE101800
WIND COND.110 7.6
  • 6052Mon90%70%
  • 6046Tue60%40%
  • 6043Wed
  • 5946
  • 6146Fri
daynightWeather update from San Francisco Bay Oakland International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Arroyo Viejo for September is 63.6 degrees
  • The lowest monthly average temperature in Arroyo Viejo for January is 49.6 degrees
  • The most monthly precipitation in Arroyo Viejo occurs in December with 4.1 inches
  • The air quality index in Arroyo Viejo is 5% better than the national average
  • The pollution index in Arroyo Viejo is 604% worse than the national average

Compare Oakland, CA Weather

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      Arroyo Viejo 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
      January41°F59°F50°F2.8"
      February45°F62°F53°F3.1"
      March47°F65°F55°F2.9"
      April49°F67°F57°F1.8"
      May52°F69°F59°F0.4"
      June54°F72°F62°F0.3"
      July56°F73°F63°F0.0"
      August57°F73°F63°F0.0"
      September55°F76°F64°F0.1"
      October52°F73°F61°F1.0"
      November47°F65°F56°F1.9"
      December42°F59°F50°F4.1"

      Arroyo Viejo 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.
      IndexArroyo ViejoOaklandCalifornia
      Air quality index404055
      Pollution index19,202,40019,202,40010,473,190

      Arroyo Viejo air quality

      MeasurementTotal
      Days measured365
      Days with good air quality290
      Days with moderate air quality74
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.180%
      Benzene0.140%
      Carbon Tetrachloride0.010%
      Lead0.280%
      Mercury0.060%

      Average monthly Arroyo Viejo temperature with heat index

      Arroyo Viejo monthly precipitation with daily maximum

      Arroyo Viejo monthly snow depth with daily maximum

      Arroyo Viejo monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Alhambra Valley, CA1,0514020.0%
      Lafayette, CA25,9494020.0%
      Reliez Valley, CA3,3214020.0%
      Shell Ridge, CA1,0814020.0%
      Castro Valley, CA64,3924020.0%
      Oakland, CA422,5754020.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      London, ON421,456n/a 
      Minneapolis, MN424,536468.0%
      Tulsa, OK402,4414510.0%
      Laval, QC445,050n/a 
      Arlington, TX397,269512.0%
      Oakland, CA422,5754020.0%
      Source: The Arroyo Viejo, Oakland, 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.