Records for Sioux City Area, Iowa (SUXthr) on 08-09
  Record Highs
  
    - 
      1:  102°F (1936)
    
 
    - 
      2:  101°F (1947)
    
 
    - 
      3:  98°F (2005)
    
 
  
 
  Record Lows
  
    - 
      1:  46°F (1927)
    
 
    - 
      2:  51°F (2022)
    
 
    - 
      3:  51°F (1972)
    
 
  
 
  Lowest Highs
  
    - 
      1:  76°F (1938)
    
 
    - 
      2:  75°F (1936)
    
 
    - 
      3:  74°F (1992)
    
 
  
 
  Highest Lows
  
    - 
      1:  67°F (1904)
    
 
    - 
      2:  71°F (1974)
    
 
    - 
      3:  72°F (1982)
    
 
  
 
  Highest August temperature:
  
  108°F on 08-04-1934.
  Lowest August temperature:
  
  37°F on 08-20-1950.
  Average temperature is 73.5°F
  Average high is 84.1°F
  Average low is 62.9°F
 
  Temperature data from 1889 to 2022.
  Record Precipitation
  
    - 
      1:  1.24" (1961)
    
 
    - 
      2:  1.18" (1980)
    
 
    - 
      3:  1.15" (1977)
    
 
  
 
  Precipitation data from 1889 to 2022.