Records for Rochester Area, Minnesota (RSTthr) on 09-15
  Record Highs
  
    - 
      1:  96°F (1939)
    
- 
      2:  91°F (1948)
    
- 
      3:  90°F (2018)
    
 
  Record Lows
  
    - 
      1:  31°F (2011)
    
- 
      2:  32°F (2007)
    
- 
      3:  35°F (1964)
    
 
  Lowest Highs
  
    - 
      1:  72°F (1939)
    
- 
      2:  66°F (2018)
    
- 
      3:  65°F (1930)
    
 
  Highest Lows
  
    - 
      1:  51°F (1993)
    
- 
      2:  52°F (1973)
    
- 
      3:  53°F (1986)
    
 
  Highest September temperature:
  
  100°F on 09-06-1913.
  Lowest September temperature:
  
  22°F on 09-28-1942.
  Average temperature is 61.6°F
  Average high is 72.4°F
  Average low is 50.8°F
 
  Temperature data from 1886 to 2022.
  Record Precipitation
  
    - 
      1:  3.17" (1941)
    
- 
      2:  1.94" (2010)
    
- 
      3:  1.24" (1936)
    
 
  Precipitation data from 1886 to 2022.