Records for Baltimore Area, Maryland (BWIthr) on 03-21
  Record Highs
  
    - 
      1:  89°F (1948)
    
 
    - 
      2:  88°F (1921)
    
 
    - 
      3:  80°F (1952)
    
 
  
 
  Record Lows
  
    - 
      1:  8°F (1965)
    
 
    - 
      2:  12°F (1885)
    
 
    - 
      3:  18°F (1986)
    
 
  
 
  Lowest Highs
  
    - 
      1:  58°F (1948)
    
 
    - 
      2:  57°F (1921)
    
 
    - 
      3:  56°F (2012)
    
 
  
 
  Highest Lows
  
    - 
      1:  31°F (1885)
    
 
    - 
      2:  33°F (1914)
    
 
    - 
      3:  34°F (2018)
    
 
  
 
  Highest March temperature:
  
  90°F on 03-29-1945.
  Lowest March temperature:
  
  4°F on 03-04-2014.
  Average temperature is 48.4°F
  Average high is 56.8°F
  Average low is 40°F
 
  Temperature data from 1872 to 2022.
  Record Precipitation
  
    - 
      1:  1.77" (2000)
    
 
    - 
      2:  1.74" (2019)
    
 
    - 
      3:  1.71" (1918)
    
 
  
 
  Precipitation data from 1871 to 2022.