Records for Sioux City Area, Iowa (SUXthr) on 08-13
  Record Highs
  
    - 
      1:  100°F (1938)
    
 
    - 
      2:  98°F (1965)
    
 
    - 
      3:  97°F (1937)
    
 
  
 
  Record Lows
  
    - 
      1:  45°F (2004)
    
 
    - 
      2:  46°F (1964)
    
 
    - 
      3:  49°F (1992)
    
 
  
 
  Lowest Highs
  
    - 
      1:  75°F (1936)
    
 
    - 
      2:  74°F (1911)
    
 
    - 
      3:  73°F (1995)
    
 
  
 
  Highest Lows
  
    - 
      1:  60°F (1964)
    
 
    - 
      2:  69°F (1979)
    
 
    - 
      3:  70°F (1966)
    
 
  
 
  Highest August temperature:
  
  108°F on 08-04-1934.
  Lowest August temperature:
  
  37°F on 08-20-1950.
  Average temperature is 72.7°F
  Average high is 83.5°F
  Average low is 62°F
 
  Temperature data from 1889 to 2022.
  Record Precipitation
  
    - 
      1:  1.77" (1949)
    
 
    - 
      2:  1.45" (1892)
    
 
    - 
      3:  0.57" (1981)
    
 
  
 
  Precipitation data from 1889 to 2022.