Records for San Diego Area, California (SANthr) on 03-18
  Record Highs
  
    - 
      1:  82°F (1960)
    
- 
      2:  82°F (1907)
    
- 
      3:  81°F (1923)
    
 
  Record Lows
  
    - 
      1:  41°F (1920)
    
- 
      2:  42°F (1903)
    
- 
      3:  42°F (1882)
    
 
  Lowest Highs
  
    - 
      1:  64°F (1978)
    
- 
      2:  63°F (2015)
    
- 
      3:  62°F (2014)
    
 
  Highest Lows
  
    - 
      1:  55°F (1898)
    
- 
      2:  57°F (2012)
    
- 
      3:  57°F (1886)
    
 
  Highest March temperature:
  
  99°F on 03-29-1879.
  Lowest March temperature:
  
  36°F on 03-05-1894.
  Average temperature is 60.9°F
  Average high is 67.1°F
  Average low is 54.7°F
 
  Temperature data from 1874 to 2022.
  Record Precipitation
  
    - 
      1:  0.57" (1886)
    
- 
      2:  0.56" (1983)
    
- 
      3:  0.43" (1991)
    
 
  Precipitation data from 1850 to 2022.