TODAY DEC04
TEMPERATURE44
HUMIDITY65
PRESSURE
WIND COND.169
  • 6642Fri
  • 6245Sat
  • 6244Sun
  • 6844Mon
  • 6643Tue
daynightWeather update from DW7094 Mill Valley at

Key findings

  • The highest monthly average temperature in Richmond for July is 71 degrees
  • The lowest monthly average temperature in Richmond for December is 47 degrees
  • The most monthly precipitation in Richmond occurs in January with 3.3 inches
  • The air quality index in Richmond is 20% better than the national average
  • The pollution index in Richmond is 62% worse than the national average

Compare Richmond, CA Weather

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      Richmond 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"

      Richmond 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.
      IndexRichmondCaliforniaNational
      Air quality index405550
      Pollution index8,232,36018,106,7265,066,862

      Richmond 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

      Richmond air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.060%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.010%

      Average monthly Richmond temperature with heat index

      Richmond monthly precipitation with daily maximum

      Richmond monthly snow depth with daily maximum

      Richmond monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Martinez, CA37,5444020%
      Moraga, CA16,9774020%
      Oakland, CA412,0404020%
      Belvedere, CA2,0174020%
      Marin City, CA3,1154020%
      Richmond, CA108,3034020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Richardson, TX108,350512%
      The Woodlands, TX108,373524%
      Pueblo, CO108,3852060%
      Murrieta, CA108,5838978%
      Antioch, CA108,6754510%
      Richmond, CA108,3034020%
      Source: The Richmond, 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.