Records for San Diego Area, California (SANthr) on 07-31
  Record Highs
  
    - 
      1:  92°F (1930)
    
- 
      2:  90°F (1980)
    
- 
      3:  88°F (1911)
    
 
  Record Lows
  
    - 
      1:  58°F (1924)
    
- 
      2:  59°F (1903)
    
- 
      3:  59°F (1885)
    
 
  Lowest Highs
  
    - 
      1:  75°F (1980)
    
- 
      2:  73°F (2018)
    
- 
      3:  73°F (1984)
    
 
  Highest Lows
  
    - 
      1:  67°F (1903)
    
- 
      2:  69°F (2010)
    
- 
      3:  69°F (1905)
    
 
  Highest July temperature:
  
  100°F on 07-30-1930.
  Lowest July temperature:
  
  54°F on 07-04-1880.
  Average temperature is 71.7°F
  Average high is 76.3°F
  Average low is 67.2°F
 
  Temperature data from 1874 to 2022.
  Record Precipitation
  
    - 
      1:  0.23" (1991)
    
- 
      2:  0.00" (2006)
    
- 
      3:  0.00" (1953)
    
 
  Precipitation data from 1850 to 2022.