Records for Williston Area, North Dakota (ISNthr) on 08-19
  Record Highs
  
    - 
      1:  101°F (2020)
    
- 
      2:  98°F (2008)
    
- 
      3:  98°F (1992)
    
 
  Record Lows
  
    - 
      1:  38°F (1978)
    
- 
      2:  38°F (1908)
    
- 
      3:  39°F (1956)
    
 
  Lowest Highs
  
    - 
      1:  72°F (1931)
    
- 
      2:  70°F (1948)
    
- 
      3:  68°F (1984)
    
 
  Highest Lows
  
    - 
      1:  59°F (1935)
    
- 
      2:  63°F (1912)
    
- 
      3:  63°F (1907)
    
 
  Highest August temperature:
  
  108°F on 08-07-1949.
  Lowest August temperature:
  
  32°F on 08-22-1911.
  Average temperature is 68.5°F
  Average high is 83.6°F
  Average low is 53.5°F
 
  Temperature data from 1894 to 2022.
  Record Precipitation
  
    - 
      1:  1.92" (1913)
    
- 
      2:  1.01" (1912)
    
- 
      3:  0.75" (1951)
    
 
  Precipitation data from 1894 to 2022.