Records for Chicago Area, Illinois (ORDthr) on 07-17
  Record Highs
  
    - 
      1:  100°F (1942)
    
 
    - 
      2:  100°F (1887)
    
 
    - 
      3:  99°F (2012)
    
 
  
 
  Record Lows
  
    - 
      1:  51°F (1985)
    
 
    - 
      2:  52°F (1976)
    
 
    - 
      3:  54°F (2014)
    
 
  
 
  Lowest Highs
  
    - 
      1:  80°F (1878)
    
 
    - 
      2:  79°F (2012)
    
 
    - 
      3:  78°F (1982)
    
 
  
 
  Highest Lows
  
    - 
      1:  64°F (1924)
    
 
    - 
      2:  64°F (1918)
    
 
    - 
      3:  67°F (1899)
    
 
  
 
  Highest July temperature:
  
  105°F on 07-24-1934.
  Lowest July temperature:
  
  45°F on 07-07-1983.
  Average temperature is 74.5°F
  Average high is 81.3°F
  Average low is 67.8°F
 
  Temperature data from 1872 to 2022.
  Record Precipitation
  
    - 
      1:  3.04" (1969)
    
 
    - 
      2:  1.93" (1996)
    
 
    - 
      3:  1.24" (1972)
    
 
  
 
  Precipitation data from 1871 to 2022.