Records for Omaha Area, Nebraska (OMAthr) on 05-21
  Record Highs
  
    - 
      1:  98°F (1925)
    
 
    - 
      2:  93°F (1970)
    
 
    - 
      3:  93°F (1964)
    
 
  
 
  Record Lows
  
    - 
      1:  36°F (1968)
    
 
    - 
      2:  36°F (1931)
    
 
    - 
      3:  37°F (1892)
    
 
  
 
  Lowest Highs
  
    - 
      1:  71°F (1970)
    
 
    - 
      2:  71°F (1927)
    
 
    - 
      3:  70°F (1921)
    
 
  
 
  Highest Lows
  
    - 
      1:  50°F (1892)
    
 
    - 
      2:  52°F (1891)
    
 
    - 
      3:  55°F (1931)
    
 
  
 
  Highest May temperature:
  
  103°F on 05-30-1934.
  Lowest May temperature:
  
  25°F on 05-01-1909.
  Average temperature is 65.7°F
  Average high is 76.5°F
  Average low is 54.8°F
 
  Temperature data from 1871 to 2022.
  Record Precipitation
  
    - 
      1:  1.78" (1945)
    
 
    - 
      2:  1.50" (1917)
    
 
    - 
      3:  1.38" (1969)
    
 
  
 
  Precipitation data from 1871 to 2022.