Records for Duluth Area, Minnesota (DLHthr) on 03-15
  Record Highs
  
    - 
      1:  64°F (2015)
    
- 
      2:  60°F (2010)
    
- 
      3:  57°F (1995)
    
 
  Record Lows
  
    - 
      1:  -11°F (1956)
    
- 
      2:  -11°F (1897)
    
- 
      3:  -11°F (1879)
    
 
  Lowest Highs
  
    - 
      1:  39°F (2010)
    
- 
      2:  37°F (2016)
    
- 
      3:  36°F (1927)
    
 
  Highest Lows
  
    - 
      1:  -1°F (1900)
    
- 
      2:  10°F (1939)
    
- 
      3:  10°F (1906)
    
 
  Highest March temperature:
  
  81°F on 03-28-1946.
  Lowest March temperature:
  
  -29°F on 03-02-1989.
  Average temperature is 26.2°F
  Average high is 34.3°F
  Average low is 18.2°F
 
  Temperature data from 1874 to 2022.
  Record Precipitation
  
    - 
      1:  1.82" (1945)
    
- 
      2:  1.17" (2016)
    
- 
      3:  0.92" (1875)
    
 
  Precipitation data from 1871 to 2022.