TODAY FEB28
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 6540Sun
  • 7041Mon
  • 6842Tue30%
  • 6341Wed
  • 7047Thu
daynightWeather update from San Bernardino Intl. Airport at

Key findings

  • The highest monthly average temperature in Loma Linda for July is 78 degrees
  • The lowest monthly average temperature in Loma Linda for December is 51 degrees
  • The most monthly precipitation in Loma Linda occurs in November with 19.8 inches
  • The air quality index in Loma Linda is 79% worse than the national average
  • The pollution index in Loma Linda is 523% worse than the national average

Compare Loma Linda, CA Weather

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      Loma Linda 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"

      Loma Linda 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.
      IndexLoma LindaCaliforniaNational
      Air quality index895550
      Pollution index31,575,30018,106,7265,066,862

      Loma Linda 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

      Loma Linda air quality information

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

      Average monthly Loma Linda temperature with heat index

      Loma Linda monthly precipitation with daily maximum

      Loma Linda monthly snow depth with daily maximum

      Loma Linda monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Lake Arrowhead, CA11,3078978%
      Grand Terrace, CA12,3938978%
      Moreno Valley, CA202,0618978%
      El Sobrante CDP (Contra Costa County), CA12,9638978%
      Lakeview, CA2,1498978%
      Loma Linda, CA23,8598978%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Fountain Hills, AZ23,8637448%
      Keystone, FL23,8504314%
      Derby, KS23,8474020%
      Cottage Lake, WA23,8454510%
      Watertown, WI23,8783726%
      Loma Linda, CA23,8598978%
      Source: The Loma Linda, 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.