Records for Riverside Area, California (RALthr) on 09-29
  Record Highs
  
    - 
      1:  106°F (1924)
    
 
    - 
      2:  105°F (2020)
    
 
    - 
      3:  105°F (1988)
    
 
  
 
  Record Lows
  
    - 
      1:  41°F (1909)
    
 
    - 
      2:  41°F (1905)
    
 
    - 
      3:  41°F (1902)
    
 
  
 
  Lowest Highs
  
    - 
      1:  69°F (2010)
    
 
    - 
      2:  68°F (1994)
    
 
    - 
      3:  67°F (2022)
    
 
  
 
  Highest Lows
  
    - 
      1:  66°F (1893)
    
 
    - 
      2:  69°F (1919)
    
 
    - 
      3:  72°F (1983)
    
 
  
 
  Highest September temperature:
  
  117°F on 09-05-2020.
  Lowest September temperature:
  
  37°F on 09-15-1902.
  Average temperature is 73.1°F
  Average high is 87.8°F
  Average low is 58.5°F
 
  Temperature data from 1893 to 2022.
  Record Precipitation
  
    - 
      1:  0.14" (1919)
    
 
    - 
      2:  0.12" (1916)
    
 
    - 
      3:  0.04" (1932)
    
 
  
 
  Precipitation data from 1893 to 2022.