Records for Sioux City Area, Iowa (SUXthr) on 06-09
  Record Highs
  
    - 
      1:  100°F (2006)
    
 
    - 
      2:  99°F (2015)
    
 
    - 
      3:  99°F (1911)
    
 
  
 
  Record Lows
  
    - 
      1:  40°F (1915)
    
 
    - 
      2:  42°F (1989)
    
 
    - 
      3:  44°F (2009)
    
 
  
 
  Lowest Highs
  
    - 
      1:  74°F (2002)
    
 
    - 
      2:  72°F (1911)
    
 
    - 
      3:  70°F (1970)
    
 
  
 
  Highest Lows
  
    - 
      1:  59°F (1937)
    
 
    - 
      2:  60°F (1979)
    
 
    - 
      3:  61°F (1945)
    
 
  
 
  Highest June temperature:
  
  108°F on 06-21-1988.
  Lowest June temperature:
  
  38°F on 06-04-1945.
  Average temperature is 68.6°F
  Average high is 80.7°F
  Average low is 56.6°F
 
  Temperature data from 1889 to 2022.
  Record Precipitation
  
    - 
      1:  2.64" (1945)
    
 
    - 
      2:  2.04" (1898)
    
 
    - 
      3:  2.00" (1919)
    
 
  
 
  Precipitation data from 1889 to 2022.