Records for International Falls Area, Minnesota (INLthr) on 09-20
  Record Highs
  
    - 
      1:  85°F (1914)
    
 
    - 
      2:  82°F (1994)
    
 
    - 
      3:  80°F (1970)
    
 
  
 
  Record Lows
  
    - 
      1:  20°F (1956)
    
 
    - 
      2:  25°F (1973)
    
 
    - 
      3:  25°F (1957)
    
 
  
 
  Lowest Highs
  
    - 
      1:  66°F (1914)
    
 
    - 
      2:  65°F (1970)
    
 
    - 
      3:  62°F (1908)
    
 
  
 
  Highest Lows
  
    - 
      1:  47°F (1983)
    
 
    - 
      2:  47°F (1953)
    
 
    - 
      3:  48°F (1995)
    
 
  
 
  Highest September temperature:
  
  96°F on 09-07-1906.
  Lowest September temperature:
  
  19°F on 09-15-2011.
  Average temperature is 52.6°F
  Average high is 64.6°F
  Average low is 40.5°F
 
  Temperature data from 1897 to 2022.
  Record Precipitation
  
    - 
      1:  2.02" (2021)
    
 
    - 
      2:  0.95" (2017)
    
 
    - 
      3:  0.75" (2018)
    
 
  
 
  Precipitation data from 1895 to 2022.