Records for Brainerd Area, Minnesota (BRDthr) on 09-15
  Record Highs
  
    - 
      1:  89°F (1939)
    
- 
      2:  85°F (2018)
    
- 
      3:  84°F (1969)
    
 
  Record Lows
  
    - 
      1:  27°F (2011)
    
- 
      2:  28°F (2007)
    
- 
      3:  30°F (1923)
    
 
  Lowest Highs
  
    - 
      1:  69°F (1939)
    
- 
      2:  67°F (2018)
    
- 
      3:  65°F (2015)
    
 
  Highest Lows
  
    - 
      1:  46°F (1970)
    
- 
      2:  50°F (1993)
    
- 
      3:  51°F (1954)
    
 
  Highest September temperature:
  
  103°F on 09-10-1931.
  Lowest September temperature:
  
  18°F on 09-22-1974.
  Average temperature is 58.5°F
  Average high is 70.4°F
  Average low is 46.6°F
 
  Temperature data from 1898 to 2022.
  Record Precipitation
  
    - 
      1:  2.35" (1994)
    
- 
      2:  1.25" (2004)
    
- 
      3:  0.85" (2017)
    
 
  Precipitation data from 1887 to 2022.