TODAY NOV07
TEMPERATURE60
HUMIDITY12
PRESSURE101900
WIND COND.
  • 7146Thu
  • 7447Fri
  • 7749Sat
  • 7649Sun
  • 7547
daynightWeather update from San Bernardino Intl. Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Highland for July is 77.9 degrees
  • The lowest monthly average temperature in Highland for December is 50.7 degrees
  • The most monthly precipitation in Highland occurs in November with 19.8 inches
  • The air quality index in Highland is 111% worse than the national average
  • The pollution index in Highland is 1058% worse than the national average

Compare Highland, CA Weather

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      Highland 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"

      Highland 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.
      IndexHighlandCaliforniaNational
      Air quality index895542
      Pollution index31,575,30010,473,1902,726,193

      Highland air quality

      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

      Air quality details

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

      Average monthly Highland temperature with heat index

      Highland monthly precipitation with daily maximum

      Highland monthly snow depth with daily maximum

      Highland monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Bloomington, CA21,9078978.0%
      Grand Terrace, CA12,5598978.0%
      Mentone, CA10,1418978.0%
      Riverside, CA327,5698978.0%
      Muscoy, CA11,5468978.0%
      Highland, CA55,3398978.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Hacienda Heights, CA55,3867244.0%
      Kettering, OH55,271476.0%
      Blue Springs, MO55,415476.0%
      Oak Lawn, IL55,4325510.0%
      Carson City, NV55,2444118.0%
      Highland, CA55,3398978.0%
      Source: The Highland, 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.