Records for Chicago Area, Illinois (ORDthr) on 05-27
  Record Highs
  
    - 
      1:  97°F (2018)
    
 
    - 
      2:  97°F (2012)
    
 
    - 
      3:  94°F (1911)
    
 
  
 
  Record Lows
  
    - 
      1:  33°F (1992)
    
 
    - 
      2:  35°F (1994)
    
 
    - 
      3:  35°F (1961)
    
 
  
 
  Lowest Highs
  
    - 
      1:  75°F (1911)
    
 
    - 
      2:  72°F (2020)
    
 
    - 
      3:  71°F (1941)
    
 
  
 
  Highest Lows
  
    - 
      1:  49°F (1895)
    
 
    - 
      2:  50°F (2008)
    
 
    - 
      3:  50°F (1902)
    
 
  
 
  Highest May temperature:
  
  98°F on 05-31-1934.
  Lowest May temperature:
  
  27°F on 05-02-1875.
  Average temperature is 61.4°F
  Average high is 69.5°F
  Average low is 53.3°F
 
  Temperature data from 1872 to 2022.
  Record Precipitation
  
    - 
      1:  1.92" (2019)
    
 
    - 
      2:  1.80" (1939)
    
 
    - 
      3:  1.60" (1882)
    
 
  
 
  Precipitation data from 1871 to 2022.