TODAY FEB27
TEMPERATURE66
HUMIDITY23
PRESSURE
WIND COND.240 3.2
  • 6538Sun
  • 7039Mon
  • 6840Tue
  • 6339Wed
  • 7145Thu
daynightWeather update from Hemet Valle Vista at

Key findings

  • The highest monthly average temperature in San Jacinto for July is 78 degrees
  • The lowest monthly average temperature in San Jacinto for December is 51 degrees
  • The most monthly precipitation in San Jacinto occurs in November with 19.8 inches
  • The air quality index in San Jacinto is 79% worse than the national average
  • The pollution index in San Jacinto is 350% worse than the national average

Compare San Jacinto, CA Weather

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      San Jacinto 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"

      San Jacinto 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.
      IndexSan JacintoCaliforniaNational
      Air quality index895550
      Pollution index22,790,90018,106,7265,066,862

      San Jacinto 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

      San Jacinto air quality information

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

      Average monthly San Jacinto temperature with heat index

      San Jacinto monthly precipitation with daily maximum

      San Jacinto monthly snow depth with daily maximum

      San Jacinto monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Beaumont, CA42,1918978%
      East Hemet, CA18,7648978%
      Idyllwild-Pine Cove, CA2,5488978%
      Valle Vista, CA16,2448978%
      Nuevo, CA7,6348978%
      San Jacinto, CA46,3758978%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Madison, AL46,3964412%
      Draper, UT46,399512%
      Jeffersonville, IN46,415492%
      Binghamton, NY46,2773628%
      Columbus, IN46,4744118%
      San Jacinto, CA46,3758978%
      Source: The San Jacinto, 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.