Records for San Diego Area, California (SANthr) on 07-17
  Record Highs
  
    - 
      1:  86°F (1984)
    
- 
      2:  83°F (2004)
    
- 
      3:  83°F (1954)
    
 
  Record Lows
  
    - 
      1:  56°F (1884)
    
- 
      2:  58°F (1894)
    
- 
      3:  59°F (1947)
    
 
  Lowest Highs
  
    - 
      1:  74°F (1984)
    
- 
      2:  72°F (2006)
    
- 
      3:  71°F (2004)
    
 
  Highest Lows
  
    - 
      1:  66°F (1894)
    
- 
      2:  67°F (1987)
    
- 
      3:  67°F (1933)
    
 
  Highest July temperature:
  
  100°F on 07-30-1930.
  Lowest July temperature:
  
  54°F on 07-04-1880.
  Average temperature is 70.9°F
  Average high is 75.5°F
  Average low is 66.3°F
 
  Temperature data from 1874 to 2022.
  Record Precipitation
  
    - 
      1:  0.12" (1912)
    
- 
      2:  0.03" (1987)
    
- 
      3:  0.00" (1984)
    
 
  Precipitation data from 1850 to 2022.