TODAY MAY18
TEMPERATURE66
HUMIDITY52
PRESSURE29.99
WIND COND.300 9.3
  • 7854Tue
  • 7951Wed
  • 7348Thu
  • 7047Fri
  • 7249Sat
daynightWeather update from REDLANDS at

Key findings

  • The highest monthly average temperature in Mentone for July is 77.9 degrees
  • The lowest monthly average temperature in Mentone for December is 50.7 degrees
  • The most monthly precipitation in Mentone occurs in November with 19.8 inches
  • The air quality index in Mentone is 79% worse than the national average
  • The pollution index in Mentone is 523% worse than the national average

Compare Mentone, CA Weather

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      Mentone 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
      January41°F66°F52°F10.0"
      February44°F68°F54°F5.7"
      March46°F75°F58°F2.7"
      April47°F78°F60°F1.7"
      May53°F83°F66°F2.2"
      June55°F88°F70°F1.2"
      July63°F96°F78°F0.0"
      August63°F96°F78°F0.1"
      September56°F88°F70°F1.0"
      October51°F83°F64°F3.9"
      November46°F78°F59°F19.8"
      December39°F66°F51°F4.9"

      Mentone 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.
      IndexMentoneCaliforniaNational
      Air quality index895550
      Pollution index31,575,30018,106,7265,066,862

      Mentone 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

      Mentone air quality information

      PollutantTotal
      Arsenic0.110%
      Benzene0.260%
      Carbon Tetrachloride0.020%
      Lead0.350%
      Mercury0.280%

      Average monthly Mentone temperature with heat index

      Mentone monthly precipitation with daily maximum

      Mentone monthly snow depth with daily maximum

      Mentone monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Banning, CA30,6438978%
      Colton, CA53,8568978%
      Moreno Valley, CA202,0618978%
      March ARB, CA1,1458978%
      Highland, CA54,4908978%
      Mentone, CA9,9018978%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Oak Grove, SC9,9004314%
      Kendall Park, NJ9,9004118%
      Cross Lanes, WV9,8994020%
      Keansburg, NJ9,904512%
      Oregon, WI9,9123922%
      Mentone, CA9,9018978%
      Source: The Mentone, 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.