TODAY MAY11
TEMPERATURE83
HUMIDITY24
PRESSURE29.89
WIND COND.330 7.6
  • 8850Wed
  • 8451Thu
  • 8150Fri
  • 8151Sat
  • 8051Sun
daynightWeather update from Concord, Buchanan Field at

Key findings

  • The highest monthly average temperature in Concord for July is 70.8 degrees
  • The lowest monthly average temperature in Concord for December is 47.3 degrees
  • The most monthly precipitation in Concord occurs in January with 3.3 inches
  • The air quality index in Concord is 20% better than the national average
  • The pollution index in Concord is 170% worse than the national average

Compare Concord, CA Weather

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      Concord 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
      January39°F58°F48°F3.3"
      February43°F62°F52°F3.0"
      March45°F67°F54°F1.8"
      April47°F71°F57°F1.9"
      May52°F78°F63°F0.6"
      June56°F85°F68°F0.0"
      July58°F90°F71°F0.0"
      August57°F90°F70°F0.0"
      September56°F86°F68°F0.0"
      October50°F77°F62°F1.4"
      November45°F68°F55°F1.2"
      December40°F57°F47°F2.3"

      Concord 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.
      IndexConcordCaliforniaNational
      Air quality index405550
      Pollution index13,698,50018,106,7265,066,862

      Concord air quality information

      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

      Concord air quality information

      PollutantTotal
      Arsenic0.040%
      Benzene0.110%
      Carbon Tetrachloride0.330%
      Lead0.070%
      Mercury0.120%

      Average monthly Concord temperature with heat index

      Concord monthly precipitation with daily maximum

      Concord monthly snow depth with daily maximum

      Concord monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Acalanes Ridge, CA1,0004020%
      Contra Costa Centre, CA6,1904020%
      Orinda, CA18,9364020%
      San Miguel, CA3,2144020%
      Vine Hill, CA4,2644020%
      Concord, CA126,9384020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Stamford, CT127,4104314%
      Topeka, KS127,4724118%
      Surprise, AZ127,4927448%
      Coral Springs, FL127,6734118%
      Simi Valley, CA126,1267244%
      Concord, CA126,9384020%
      Source: The Concord, 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.