Records for Portland Area, Maine (PWMthr) on 09-19
  Record Highs
  
    - 
      1:  87°F (1983)
    
 
    - 
      2:  87°F (1946)
    
 
    - 
      3:  84°F (1985)
    
 
  
 
  Record Lows
  
    - 
      1:  31°F (1964)
    
 
    - 
      2:  31°F (1956)
    
 
    - 
      3:  32°F (1959)
    
 
  
 
  Lowest Highs
  
    - 
      1:  65°F (2016)
    
 
    - 
      2:  64°F (1952)
    
 
    - 
      3:  62°F (2006)
    
 
  
 
  Highest Lows
  
    - 
      1:  56°F (2008)
    
 
    - 
      2:  57°F (2014)
    
 
    - 
      3:  58°F (2022)
    
 
  
 
  Highest September temperature:
  
  95°F on 09-07-1945.
  Lowest September temperature:
  
  23°F on 09-30-1941.
  Average temperature is 60.4°F
  Average high is 69.9°F
  Average low is 51°F
 
  Temperature data from 1874 to 2022.
  Record Precipitation
  
    - 
      1:  1.57" (1889)
    
 
    - 
      2:  1.24" (1927)
    
 
    - 
      3:  1.15" (2022)
    
 
  
 
  Precipitation data from 1871 to 2022.