Records for Indianapolis Area, Indiana (INDthr) on 09-17
  Record Highs
  
    - 
      1:  93°F (1955)
    
 
    - 
      2:  93°F (1927)
    
 
    - 
      3:  92°F (1891)
    
 
  
 
  Record Lows
  
    - 
      1:  40°F (1984)
    
 
    - 
      2:  41°F (1951)
    
 
    - 
      3:  41°F (1943)
    
 
  
 
  Lowest Highs
  
    - 
      1:  74°F (1927)
    
 
    - 
      2:  71°F (2018)
    
 
    - 
      3:  71°F (1931)
    
 
  
 
  Highest Lows
  
    - 
      1:  54°F (1903)
    
 
    - 
      2:  58°F (1900)
    
 
    - 
      3:  60°F (1981)
    
 
  
 
  Highest September temperature:
  
  100°F on 09-01-1953.
  Lowest September temperature:
  
  30°F on 09-30-1899.
  Average temperature is 65.6°F
  Average high is 76.6°F
  Average low is 54.7°F
 
  Temperature data from 1871 to 2022.
  Record Precipitation
  
    - 
      1:  1.09" (2016)
    
 
    - 
      2:  1.07" (1969)
    
 
    - 
      3:  0.69" (1912)
    
 
  
 
  Precipitation data from 1871 to 2022.