Records for Sioux City Area, Iowa (SUXthr) on 08-23
  Record Highs
  
    - 
      1:  102°F (1938)
    
- 
      2:  100°F (1948)
    
- 
      3:  98°F (1947)
    
 
  Record Lows
  
    - 
      1:  40°F (1891)
    
- 
      2:  47°F (1966)
    
- 
      3:  47°F (1934)
    
 
  Lowest Highs
  
    - 
      1:  77°F (1975)
    
- 
      2:  77°F (1948)
    
- 
      3:  73°F (1968)
    
 
  Highest Lows
  
    - 
      1:  65°F (1890)
    
- 
      2:  66°F (1892)
    
- 
      3:  67°F (1928)
    
 
  Highest August temperature:
  
  108°F on 08-04-1934.
  Lowest August temperature:
  
  37°F on 08-20-1950.
  Average temperature is 70.6°F
  Average high is 82°F
  Average low is 59.1°F
 
  Temperature data from 1889 to 2022.
  Record Precipitation
  
    - 
      1:  2.45" (2016)
    
- 
      2:  2.18" (2010)
    
- 
      3:  2.08" (1893)
    
 
  Precipitation data from 1889 to 2022.