TODAY MAY28
TEMPERATURE84
HUMIDITY41
PRESSURE
WIND COND.311 10
  • 8356Fri
  • 7957Sat
  • 8261Sun
  • 8358Mon
  • 8260Tue
daynightWeather update from LAKE MATHEWS at
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Lake Mathews 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
January44°F70°F56°F1.6"
February45°F72°F57°F1.2"
March47°F75°F60°F0.7"
April50°F78°F63°F0.5"
May55°F82°F66°F0.2"
June59°F89°F72°F0.0"
July65°F94°F77°F0.2"
August65°F95°F78°F0.1"
September63°F94°F76°F0.2"
October56°F85°F69°F0.2"
November49°F77°F62°F0.5"
December44°F69°F55°F1.9"

Did you know?

  • The highest monthly average temperature in Lake Mathews for August is 78 degrees.
  • The lowest monthly average temperature in Lake Mathews for December is 55 degrees.
  • The most monthly precipitation in Lake Mathews occurs in December with 1.9 inches.
  • The air quality index in Lake Mathews is 71% worse than the national average.
  • The pollution index in Lake Mathews is 350% worse than the national average.

Compare Lake Mathews, CA Weather To Other Cities

      vs

      Lake Mathews 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.
      IndexLake MathewsCaliforniaNational
      Air quality index855550
      Pollution index22,790,90018,106,7265,066,862

      Lake Mathews air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality24
      Days with moderate air quality211
      Days w/ poor A.Q. for sensitive groups102
      Days with unhealthy air quality25

      Lake Mathews air quality information

      PollutantTotal
      Arsenic0.060%
      Benzene0.190%
      Carbon Tetrachloride0.010%
      Lead0.220%
      Mercury0.230%

      Average monthly Lake Mathews temperature with heat index

      Lake Mathews monthly precipitation with daily maximum

      Lake Mathews monthly snow depth with daily maximum

      Lake Mathews monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Colton, CA53,8568570%
      El Sobrante CDP (Contra Costa County), CA12,9638570%
      Highgrove, CA4,5378570%
      Lake Forest, CA80,6588570%
      Meadowbrook, CA2,7828570%
      Lake Mathews, CA5,9568570%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Air Force Academy, CO5,9574412%
      Chickasaw, AL5,9553138%
      South Hooksett, NH5,9583628%
      Homeland Park, SC5,9523138%
      Fort Washington, PA5,9515714%
      Lake Mathews, CA5,9568570%
      Source: The Lake Mathews, 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.