Records for Charleston Downtown Area, South Carolina (CXMthr) on 08-31
  Record Highs
  
    - 
      1:  97°F (1926)
    
 
    - 
      2:  97°F (1912)
    
 
    - 
      3:  96°F (1970)
    
 
  
 
  Record Lows
  
    - 
      1:  64°F (1934)
    
 
    - 
      2:  66°F (1999)
    
 
    - 
      3:  66°F (1986)
    
 
  
 
  Lowest Highs
  
    - 
      1:  81°F (2014)
    
 
    - 
      2:  81°F (2003)
    
 
    - 
      3:  80°F (2021)
    
 
  
 
  Highest Lows
  
    - 
      1:  73°F (1986)
    
 
    - 
      2:  73°F (1968)
    
 
    - 
      3:  73°F (1942)
    
 
  
 
  Highest August temperature:
  
  103°F on 08-01-1999.
  Lowest August temperature:
  
  59°F on 08-29-1986.
  Average temperature is 80.1°F
  Average high is 85°F
  Average low is 75.3°F
 
  Temperature data from 1893 to 2022.
  Record Precipitation
  
    - 
      1:  2.83" (1987)
    
 
    - 
      2:  2.79" (1940)
    
 
    - 
      3:  2.24" (2006)
    
 
  
 
  Precipitation data from 1893 to 2022.