TODAY SEP26
TEMPERATURE63
HUMIDITY76
PRESSURE29.92
WIND COND.
  • 8959
  • 9162Sun
  • 9862Mon
  • 10164Tue
  • 10264Wed
daynightWeather update from Riverside Presidential Park at

Key findings

  • 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 79% worse than the national average
  • The pollution index in La Sierra South is 350% worse than the national average

Compare Riverside, CA Weather

      vs
      How would you rate the weather in La Sierra South?
      Write a review to give others more information about this area.
      How would you rate the air quality in La Sierra South?
      Write a review to give others more information about this area.
      See all La Sierra South poll results

      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"

      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 index898955
      Pollution index22,790,90022,790,90018,106,726

      La Sierra South 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

      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.
      Canyon Lake, CA10,9858978%
      Corona, CA161,6148978%
      El Sobrante, CA15,3748978%
      Highgrove, CA4,5378978%
      Lake Mathews, CA5,9568978%
      Riverside, CA318,6788978%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Corpus Christi, TX320,0504216%
      St. Louis, MO316,030548%
      Lexington-Fayette, KY311,5294216%
      Pittsburgh, PA305,3055612%
      Santa Ana, CA333,6058978%
      Riverside, CA318,6788978%
      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.