Records for International Falls Area, Minnesota (INLthr) on 05-21
  Record Highs
  
    - 
      1:  95°F (1964)
    
 
    - 
      2:  91°F (1921)
    
 
    - 
      3:  88°F (1980)
    
 
  
 
  Record Lows
  
    - 
      1:  21°F (1924)
    
 
    - 
      2:  26°F (1969)
    
 
    - 
      3:  27°F (1967)
    
 
  
 
  Lowest Highs
  
    - 
      1:  66°F (1992)
    
 
    - 
      2:  61°F (2021)
    
 
    - 
      3:  60°F (1980)
    
 
  
 
  Highest Lows
  
    - 
      1:  44°F (1963)
    
 
    - 
      2:  45°F (1926)
    
 
    - 
      3:  46°F (2022)
    
 
  
 
  Highest May temperature:
  
  95°F on 05-21-1964.
  Lowest May temperature:
  
  8°F on 05-17-1926.
  Average temperature is 53.3°F
  Average high is 66.4°F
  Average low is 40.1°F
 
  Temperature data from 1897 to 2022.
  Record Precipitation
  
    - 
      1:  1.38" (1987)
    
 
    - 
      2:  1.30" (1920)
    
 
    - 
      3:  0.73" (1944)
    
 
  
 
  Precipitation data from 1895 to 2022.