Records for Great Falls Area, Montana (GTFthr) on 10-19
  Record Highs
  
    - 
      1:  81°F (1974)
    
- 
      2:  80°F (1927)
    
- 
      3:  79°F (2003)
    
 
  Record Lows
  
    - 
      1:  2°F (1905)
    
- 
      2:  15°F (1949)
    
- 
      3:  17°F (1930)
    
 
  Lowest Highs
  
    - 
      1:  55°F (1940)
    
- 
      2:  54°F (1915)
    
- 
      3:  54°F (1903)
    
 
  Highest Lows
  
    - 
      1:  22°F (1949)
    
- 
      2:  24°F (1930)
    
- 
      3:  29°F (1984)
    
 
  Highest October temperature:
  
  91°F on 10-01-1992.
  Lowest October temperature:
  
  -11°F on 10-30-1991.
  Average temperature is 46.5°F
  Average high is 57.9°F
  Average low is 35.1°F
 
  Temperature data from 1891 to 2022.
  Record Precipitation
  
    - 
      1:  0.43" (1979)
    
- 
      2:  0.31" (1943)
    
- 
      3:  0.23" (2009)
    
 
  Precipitation data from 1891 to 2022.