TODAY AUG19
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 9869Mon
  • 9868Tue
  • 9967Wed
  • 9766Thu
  • 9665Fri
daynightWeather update from Hemet Valle Vista at

San Jacinto Average Weather

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"

Did you know?

  • 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 70% worse than the national average.
  • The pollution index in San Jacinto is 349% worse than the national average.

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Compare San Jacinto, CA Weather To Other Cities

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 index855550
Pollution index22,790,90018,106,7265,066,862

San Jacinto 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

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.
Calimesa, CA8,3798570%
Green Acres, CA2,5608570%
Lakeview, CA2,1498570%
Murrieta, CA108,5838570%
Winchester, CA2,4078570%
San Jacinto, CA46,3758570%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Madison, AL46,3963726%
Draper, UT46,399476%
Jeffersonville, IN46,4155510%
Binghamton, NY46,277285470%
Columbus, IN46,4743236%
San Jacinto, CA46,3758570%
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.