Records for El Cajon Area, California (ELJC1thr) on 09-01
  Record Highs
  
    - 
      1:  113°F (1955)
    
 
    - 
      2:  106°F (2017)
    
 
    - 
      3:  106°F (1987)
    
 
  
 
  Record Lows
  
    - 
      1:  46°F (1941)
    
 
    - 
      2:  49°F (1900)
    
 
    - 
      3:  50°F (1927)
    
 
  
 
  Lowest Highs
  
    - 
      1:  74°F (2013)
    
 
    - 
      2:  74°F (1967)
    
 
    - 
      3:  72°F (2002)
    
 
  
 
  Highest Lows
  
    - 
      1:  78°F (1942)
    
 
    - 
      2:  78°F (1914)
    
 
    - 
      3:  78°F (1900)
    
 
  
 
  Highest September temperature:
  
  114°F on 09-05-2020.
  Lowest September temperature:
  
  37°F on 09-18-1900.
  Average temperature is 76.7°F
  Average high is 89.4°F
  Average low is 64°F
 
  Temperature data from 1899 to 2022.
  Record Precipitation
  
    - 
      1:  0.06" (1983)
    
 
    - 
      2:  0.05" (1987)
    
 
    - 
      3:  0.00" (1967)
    
 
  
 
  Precipitation data from 1899 to 2022.