Records for Waterloo Area, Iowa (ALOthr) on 03-21
  Record Highs
  
    - 
      1:  83°F (1938)
    
 
    - 
      2:  81°F (1907)
    
 
    - 
      3:  79°F (1911)
    
 
  
 
  Record Lows
  
    - 
      1:  -5°F (1951)
    
 
    - 
      2:  0°F (1965)
    
 
    - 
      3:  3°F (1960)
    
 
  
 
  Lowest Highs
  
    - 
      1:  59°F (2012)
    
 
    - 
      2:  50°F (1938)
    
 
    - 
      3:  47°F (2022)
    
 
  
 
  Highest Lows
  
    - 
      1:  19°F (1951)
    
 
    - 
      2:  20°F (1965)
    
 
    - 
      3:  21°F (1913)
    
 
  
 
  Highest March temperature:
  
  87°F on 03-29-1986.
  Lowest March temperature:
  
  -34°F on 03-01-1962.
  Average temperature is 39.1°F
  Average high is 49.3°F
  Average low is 28.9°F
 
  Temperature data from 1895 to 2022.
  Record Precipitation
  
    - 
      1:  0.50" (1993)
    
 
    - 
      2:  0.50" (1932)
    
 
    - 
      3:  0.48" (1955)
    
 
  
 
  Precipitation data from 1895 to 2022.