Records for Key West Area, Florida (EYWthr) on 08-31
  Record Highs
  
    - 
      1:  94°F (1956)
    
- 
      2:  94°F (1952)
    
- 
      3:  94°F (1878)
    
 
  Record Lows
  
    - 
      1:  71°F (1916)
    
- 
      2:  71°F (1896)
    
- 
      3:  71°F (1893)
    
 
  Lowest Highs
  
    - 
      1:  85°F (2017)
    
- 
      2:  84°F (2001)
    
- 
      3:  83°F (2006)
    
 
  Highest Lows
  
    - 
      1:  81°F (1977)
    
- 
      2:  81°F (1954)
    
- 
      3:  82°F (1887)
    
 
  Highest August temperature:
  
  97°F on 08-26-1956.
  Lowest August temperature:
  
  68°F on 08-04-1894.
  Average temperature is 83.8°F
  Average high is 89.4°F
  Average low is 78.3°F
 
  Temperature data from 1872 to 2022.
  Record Precipitation
  
    - 
      1:  1.54" (1872)
    
- 
      2:  1.37" (1977)
    
- 
      3:  1.30" (2011)
    
 
  Precipitation data from 1871 to 2022.