Records for El Cajon Area, California (ELJC1thr) on 10-12
  Record Highs
  
    - 
      1:  104°F (2011)
    
 
    - 
      2:  104°F (1918)
    
 
    - 
      3:  101°F (1940)
    
 
  
 
  Record Lows
  
    - 
      1:  34°F (1924)
    
 
    - 
      2:  40°F (1944)
    
 
    - 
      3:  40°F (1912)
    
 
  
 
  Lowest Highs
  
    - 
      1:  70°F (2015)
    
 
    - 
      2:  68°F (1904)
    
 
    - 
      3:  66°F (1987)
    
 
  
 
  Highest Lows
  
    - 
      1:  65°F (1942)
    
 
    - 
      2:  65°F (1928)
    
 
    - 
      3:  66°F (1917)
    
 
  
 
  Highest October temperature:
  
  107°F on 10-01-1906.
  Lowest October temperature:
  
  30°F on 10-30-1971.
  Average temperature is 69.1°F
  Average high is 81.5°F
  Average low is 56.7°F
 
  Temperature data from 1899 to 2022.
  Record Precipitation
  
    - 
      1:  0.95" (1928)
    
 
    - 
      2:  0.62" (1941)
    
 
    - 
      3:  0.27" (1899)
    
 
  
 
  Precipitation data from 1899 to 2022.