TODAY MAY06
TEMPERATURE60
HUMIDITY88
PRESSURE29.93
WIND COND.295
  • 7656Thu
  • 7455Fri
  • 7355Sat
  • 7257Sun
  • 7255Mon
daynightWeather update from DW6637 Yorba Linda at

Key findings

  • The highest monthly average temperature in Brea for August is 75 degrees
  • The lowest monthly average temperature in Brea for December is 56.3 degrees
  • The most monthly precipitation in Brea occurs in December with 2.5 inches
  • The air quality index in Brea is 79% worse than the national average
  • The pollution index in Brea is 83% better than the national average

Compare Brea, CA Weather

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      Brea 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
      January46°F72°F57°F2.3"
      February48°F72°F58°F1.7"
      March51°F75°F61°F1.0"
      April54°F76°F64°F0.5"
      May58°F78°F66°F0.3"
      June62°F81°F70°F0.0"
      July66°F86°F74°F0.1"
      August66°F88°F75°F0.0"
      September65°F88°F74°F0.2"
      October59°F83°F69°F0.4"
      November52°F77°F63°F0.6"
      December45°F70°F56°F2.5"

      Brea 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.
      IndexBreaCaliforniaNational
      Air quality index895550
      Pollution index858,65218,106,7265,066,862

      Brea air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality42
      Days with moderate air quality178
      Days w/ poor A.Q. for sensitive groups79
      Days with unhealthy air quality58

      Brea air quality information

      PollutantTotal
      Arsenic0.002%
      Benzene0.010%
      Carbon Tetrachloride0.000%
      Lead0.020%
      Mercury0.001%

      Average monthly Brea temperature with heat index

      Brea monthly precipitation with daily maximum

      Brea monthly snow depth with daily maximum

      Brea monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Baldwin Park, CA76,5117244%
      Hacienda Heights, CA54,0337244%
      Commerce, CA12,9977244%
      Hawaiian Gardens, CA14,4687244%
      La Mirada, CA49,1307244%
      Brea, CA41,3518978%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Moorhead, MN41,3213334%
      Ocoee, FL41,3933922%
      South Valley, NM41,397536%
      Leominster, MA41,3044020%
      Findlay, OH41,4123922%
      Brea, CA41,3518978%
      Source: The Brea, 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.