Records for Sioux City Area, Iowa (SUXthr) on 06-17
  Record Highs
  
    - 
      1:  98°F (1959)
    
- 
      2:  97°F (2021)
    
- 
      3:  97°F (1995)
    
 
  Record Lows
  
    - 
      1:  43°F (1915)
    
- 
      2:  45°F (1999)
    
- 
      3:  46°F (1912)
    
 
  Lowest Highs
  
    - 
      1:  76°F (2021)
    
- 
      2:  73°F (1939)
    
- 
      3:  72°F (2007)
    
 
  Highest Lows
  
    - 
      1:  59°F (1950)
    
- 
      2:  61°F (1979)
    
- 
      3:  62°F (1915)
    
 
  Highest June temperature:
  
  108°F on 06-21-1988.
  Lowest June temperature:
  
  38°F on 06-04-1945.
  Average temperature is 70.6°F
  Average high is 82.8°F
  Average low is 58.4°F
 
  Temperature data from 1889 to 2022.
  Record Precipitation
  
    - 
      1:  1.95" (1906)
    
- 
      2:  1.55" (1895)
    
- 
      3:  1.44" (1908)
    
 
  Precipitation data from 1889 to 2022.