Records for Waterloo Area, Iowa (ALOthr) on 08-18
  Record Highs
  
    - 
      1:  110°F (1936)
    
 
    - 
      2:  99°F (1916)
    
 
    - 
      3:  98°F (1983)
    
 
  
 
  Record Lows
  
    - 
      1:  43°F (2012)
    
 
    - 
      2:  43°F (1977)
    
 
    - 
      3:  46°F (2002)
    
 
  
 
  Lowest Highs
  
    - 
      1:  75°F (1947)
    
 
    - 
      2:  74°F (1935)
    
 
    - 
      3:  73°F (1995)
    
 
  
 
  Highest Lows
  
    - 
      1:  67°F (1924)
    
 
    - 
      2:  68°F (1967)
    
 
    - 
      3:  69°F (2015)
    
 
  
 
  Highest August temperature:
  
  110°F on 08-18-1936.
  Lowest August temperature:
  
  33°F on 08-20-1950.
  Average temperature is 71.9°F
  Average high is 82.8°F
  Average low is 60.9°F
 
  Temperature data from 1895 to 2022.
  Record Precipitation
  
    - 
      1:  1.91" (1954)
    
 
    - 
      2:  1.44" (1994)
    
 
    - 
      3:  1.41" (2005)
    
 
  
 
  Precipitation data from 1895 to 2022.