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Key findings

  • The highest monthly average temperature in Rohnert Park for July is 64.9 degrees
  • The lowest monthly average temperature in Rohnert Park for December is 46.1 degrees
  • The most monthly precipitation in Rohnert Park occurs in December with 6.9 inches
  • The air quality index in Rohnert Park is 32% better than the national average
  • The pollution index in Rohnert Park is 56% worse than the national average

Compare Rohnert Park, CA Weather

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      Rohnert Park 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
      January36°F60°F46°F6.0"
      February39°F64°F50°F5.7"
      March41°F67°F52°F4.6"
      April43°F71°F55°F2.4"
      May46°F77°F60°F1.1"
      June50°F83°F64°F0.4"
      July52°F85°F65°F0.0"
      August52°F84°F64°F0.0"
      September49°F85°F64°F0.2"
      October46°F78°F59°F2.0"
      November41°F67°F52°F3.2"
      December36°F59°F46°F6.9"

      Rohnert Park 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.
      IndexRohnert ParkCaliforniaNational
      Air quality index345550
      Pollution index7,898,29018,106,7265,066,862

      Rohnert Park air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality346
      Days with moderate air quality18
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality1

      Rohnert Park air quality information

      PollutantTotal
      Arsenic0.260%
      Benzene0.080%
      Carbon Tetrachloride0.005%
      Lead0.240%
      Mercury0.270%

      Average monthly Rohnert Park temperature with heat index

      Rohnert Park monthly precipitation with daily maximum

      Rohnert Park monthly snow depth with daily maximum

      Rohnert Park monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Kenwood, CA1,2273432%
      Roseland, CA5,8593432%
      Dillon Beach, CA1353432%
      Sebastopol, CA7,6303432%
      Larkfield-Wikiup, CA9,2573432%
      Rohnert Park, CA41,9283432%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Urbana, IL41,9414216%
      Burleson, TX41,9623334%
      Plainfield, IL41,8815510%
      Morgan Hill, CA41,8394314%
      Catonsville, MD42,027468%
      Rohnert Park, CA41,9283432%
      Source: The Rohnert Park, 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.