TODAY DEC25
TEMPERATURE50
HUMIDITY83
PRESSURE102440
WIND COND.180 5.4
  • 5951Thu70%90%
  • 6254Fri80%70%
  • 6352Sat50%
  • 6041Sun
  • 5639Mon
daynightWeather update from Concord, Buchanan Field at
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Weather Quick Facts

  • 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 5% better than the national average
  • The pollution index in Concord is 402% 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 index405542
      Pollution index13,698,50010,473,1902,726,193

      Concord 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
      Arsenic0.040%
      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

      CityPopulationAir Quality IndexNational Avg.
      Castle Hill, CA1,1644020.0%
      North Gate, CA7404020.0%
      Reliez Valley, CA3,3214020.0%
      Shell Ridge, CA1,0814020.0%
      Danville, CA44,9334020.0%
      Concord, CA129,2274020.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Round Rock, TX128,8124412.0%
      Elizabeth, NJ128,484512.0%
      Kent, WA130,0384510.0%
      Stamford, CT130,0574314.0%
      New Haven, CT130,3814118.0%
      Concord, CA129,2274020.0%
      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.