TODAY OCT19
TEMPERATURE73
HUMIDITY
PRESSURE30.05
WIND COND.
  • 8859Sat
  • 8455Sun
  • 8355Mon
  • 8255Tue
  • 8254Wed
daynightWeather update from Riverside Presidential Park at
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La Sierra South 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
January44°F70°F56°F1.6"
February45°F72°F57°F1.2"
March47°F75°F60°F0.7"
April50°F78°F63°F0.5"
May55°F82°F66°F0.2"
June59°F89°F72°F0.0"
July65°F94°F77°F0.2"
August65°F95°F78°F0.1"
September63°F94°F76°F0.2"
October56°F85°F69°F0.2"
November49°F77°F62°F0.5"
December44°F69°F55°F1.9"

Did you know?

  • The highest monthly average temperature in La Sierra South for August is 78 degrees.
  • The lowest monthly average temperature in La Sierra South for December is 55 degrees.
  • The most monthly precipitation in La Sierra South occurs in December with 1.9 inches.
  • The air quality index in La Sierra South is 70% worse than the national average.
  • The pollution index in La Sierra South is 349% worse than the national average.

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Compare Riverside, CA Weather To Other Cities

La Sierra South 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.
IndexLa Sierra SouthRiversideCalifornia
Air quality index858555
Pollution index22,790,90022,790,90018,106,726

La Sierra South 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

La Sierra South air quality information

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

Average monthly La Sierra South temperature with heat index

La Sierra South monthly precipitation with daily maximum

La Sierra South monthly snow depth with daily maximum

La Sierra South monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Chino Hills, CA77,2668570%
Eastvale, CA58,2178570%
Good Hope, CA9,4718570%
Jurupa Valley, CA100,7378570%
March ARB, CA1,1458570%
Riverside, CA318,6788570%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Corpus Christi, TX320,0503922%
St. Louis, MO316,0306020%
Lexington-Fayette, KY311,5294216%
Pittsburgh, PA305,3055612%
Santa Ana, CA333,6058570%
Riverside, CA318,6788570%
Source: The La Sierra South, Riverside, 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.