Records for Portland Downtown Area, Oregon (PGWO3thr) on 05-16
  Record Highs
  
    - 
      1:  96°F (2008)
    
- 
      2:  91°F (1956)
    
- 
      3:  89°F (1967)
    
 
  Record Lows
  
    - 
      1:  36°F (1876)
    
- 
      2:  39°F (1896)
    
- 
      3:  40°F (2002)
    
 
  Lowest Highs
  
    - 
      1:  69°F (1895)
    
- 
      2:  60°F (2008)
    
- 
      3:  60°F (1922)
    
 
  Highest Lows
  
    - 
      1:  48°F (1896)
    
- 
      2:  50°F (1998)
    
- 
      3:  51°F (2003)
    
 
  Highest May temperature:
  
  103°F on 05-28-1983.
  Lowest May temperature:
  
  32°F on 05-09-1894.
  Average temperature is 58.9°F
  Average high is 68.3°F
  Average low is 49.6°F
 
  Temperature data from 1874 to 2022.
  Record Precipitation
  
    - 
      1:  0.91" (1972)
    
- 
      2:  0.64" (1945)
    
- 
      3:  0.62" (1908)
    
 
  Precipitation data from 1872 to 2022.