TODAY MAY06
TEMPERATURE65
HUMIDITY39
PRESSURE
WIND COND.268 17.7
  • 8151Thu
  • 8156Fri
  • 8861Sat
  • 8858Sun
  • 9156Mon
daynightWeather update from BLACK DIAMOND at

Key findings

  • The highest monthly average temperature in Byron for July is 70.9 degrees
  • The lowest monthly average temperature in Byron for January is 47.4 degrees
  • The most monthly precipitation in Byron occurs in December with 2.8 inches
  • The air quality index in Byron is 10% better than the national average
  • The pollution index in Byron is 170% worse than the national average

Compare Byron, CA Weather

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      Byron 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
      January38°F59°F47°F2.6"
      February41°F63°F51°F2.6"
      March43°F67°F54°F2.1"
      April45°F72°F57°F1.4"
      May50°F78°F62°F0.3"
      June54°F85°F67°F0.2"
      July58°F90°F71°F0.0"
      August57°F89°F70°F0.0"
      September56°F88°F69°F0.1"
      October50°F79°F63°F0.9"
      November43°F67°F54°F1.5"
      December38°F60°F48°F2.8"

      Byron 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.
      IndexByronCaliforniaNational
      Air quality index455550
      Pollution index13,698,50018,106,7265,066,862

      Byron air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality229
      Days with moderate air quality123
      Days w/ poor A.Q. for sensitive groups12
      Days with unhealthy air quality1

      Byron air quality information

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

      Average monthly Byron temperature with heat index

      Byron monthly precipitation with daily maximum

      Byron monthly snow depth with daily maximum

      Byron monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Blackhawk, CA9,4684020%
      Pittsburg, CA67,9984020%
      Livermore, CA86,4934314%
      Pleasanton, CA77,0464314%
      Bethel Island, CA2,1994510%
      Byron, CA1,4294510%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Parker City, IN1,4293530%
      Albany, LA1,4293040%
      Ringgold, LA1,4293922%
      Chatham, MA1,4293628%
      Bayou Country Club, LA1,4294118%
      Byron, CA1,4294510%
      Source: The Byron, 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.