Records for San Francisco Airport Area, California (SFOthr) on 05-09
  Record Highs
  
    - 
      1:  88°F (1993)
    
- 
      2:  80°F (1992)
    
- 
      3:  80°F (1986)
    
 
  Record Lows
  
    - 
      1:  41°F (1950)
    
- 
      2:  43°F (1983)
    
- 
      3:  43°F (1965)
    
 
  Lowest Highs
  
    - 
      1:  56°F (2018)
    
- 
      2:  55°F (2019)
    
- 
      3:  55°F (1992)
    
 
  Highest Lows
  
    - 
      1:  58°F (1978)
    
- 
      2:  58°F (1977)
    
- 
      3:  58°F (1956)
    
 
  Highest May temperature:
  
  97°F on 05-27-1984.
  Lowest May temperature:
  
  39°F on 05-03-1950.
  Average temperature is 59.3°F
  Average high is 67.6°F
  Average low is 51°F
 
  Temperature data from 1945 to 2022.
  Record Precipitation
  
    - 
      1:  0.20" (1980)
    
- 
      2:  0.17" (2005)
    
- 
      3:  0.15" (1967)
    
 
  Precipitation data from 1945 to 2022.