TODAY MAR06
TEMPERATURE41
HUMIDITY
PRESSURE30.08
WIND COND.135 5.6
  • 5242Sat70%
  • 5139Sun40%20%
  • 5042Mon80%80%
  • 5039Tue
  • 5239Wed
daynightWeather update from Eureka WFO at

Key findings

  • The highest monthly average temperature in Bayview CDP (Contra Costa County) for July is 58 degrees
  • The lowest monthly average temperature in Bayview CDP (Contra Costa County) for January is 44 degrees
  • The most monthly precipitation in Bayview CDP (Contra Costa County) occurs in December with 11.4 inches
  • The air quality index in Bayview CDP (Contra Costa County) is 46% better than the national average
  • The pollution index in Bayview CDP (Contra Costa County) is 11% worse than the national average

Compare Bayview CDP (Contra Costa County), CA Weather

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      Bayview CDP (Contra Costa County) 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
      January35°F53°F44°F6.0"
      February40°F56°F49°F6.4"
      March41°F57°F50°F6.8"
      April40°F56°F49°F5.8"
      May45°F59°F53°F3.6"
      June47°F61°F55°F3.9"
      July52°F65°F58°F1.0"
      August50°F63°F56°F0.3"
      September46°F63°F54°F0.4"
      October44°F61°F53°F5.6"
      November40°F58°F49°F4.0"
      December39°F54°F47°F11.4"

      Bayview CDP (Contra Costa County) 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.
      IndexBayview CDP (Contra Costa County)CaliforniaNational
      Air quality index275550
      Pollution index5,642,31018,106,7265,066,862

      Bayview CDP (Contra Costa County) air quality information

      MeasurementTotal
      Days measured363
      Days with good air quality353
      Days with moderate air quality10
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Bayview CDP (Contra Costa County) air quality information

      PollutantTotal
      Arsenic0.060%
      Benzene0.080%
      Carbon Tetrachloride0.000%
      Lead0.050%
      Mercury0.050%

      Average monthly Bayview CDP (Contra Costa County) temperature with heat index

      Bayview CDP (Contra Costa County) monthly precipitation with daily maximum

      Bayview CDP (Contra Costa County) monthly snow depth with daily maximum

      Bayview CDP (Contra Costa County) monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Cutten, CA2,9822746%
      Hydesville, CA1,1582746%
      Myrtletown, CA5,3202746%
      Ferndale, CA1,4192746%
      Samoa, CA2202746%
      Bayview CDP (Contra Costa County), CA1,7532746%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Gilman, IL1,7534216%
      Morgantown, MS1,7533040%
      Melbourne, AR1,7533628%
      Sylvan Springs, AL1,753536%
      Monette, AR1,7522648%
      Bayview CDP (Contra Costa County), CA1,7532746%
      Source: The Bayview CDP (Contra Costa County), 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.