Records for Portland Downtown Area, Oregon (PGWO3thr) on 09-21
  Record Highs
  
    - 
      1:  93°F (1952)
    
- 
      2:  92°F (1974)
    
- 
      3:  92°F (1947)
    
 
  Record Lows
  
    - 
      1:  36°F (1895)
    
- 
      2:  42°F (1892)
    
- 
      3:  43°F (1877)
    
 
  Lowest Highs
  
    - 
      1:  65°F (1995)
    
- 
      2:  63°F (2014)
    
- 
      3:  63°F (1939)
    
 
  Highest Lows
  
    - 
      1:  57°F (1901)
    
- 
      2:  59°F (1945)
    
- 
      3:  60°F (1926)
    
 
  Highest September temperature:
  
  103°F on 09-02-1988.
  Lowest September temperature:
  
  35°F on 09-24-1908.
  Average temperature is 63.9°F
  Average high is 73.5°F
  Average low is 54.2°F
 
  Temperature data from 1874 to 2022.
  Record Precipitation
  
    - 
      1:  1.27" (1898)
    
- 
      2:  1.11" (1972)
    
- 
      3:  0.88" (1901)
    
 
  Precipitation data from 1872 to 2022.