Key West Average Temperature (FL)
        
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        Average temperature of Key West including average monthly and annual data.
Average temperature is the most popular 
          factor that people take into consideration when looking for 
          the best city to live in.
CityRating.com offers the average 
          Key West temperature chart that displays the annual and monthly 
          temperatures for Key West and dozens of other cities.
        
        
          Average Annual Temperature
          
            
              
                | Key West Average Annual Temperature (ºF) | 77.8 ºF | 
            
           
         
        
        
        
        
        
        
        
        
        
        
        
          Average Temperature by Month (ºF)
          
            
              
               
                |  | Temperature (ºF) | 
              
              
                |  | Average | Below 32º
 | Above 32º
 | 
               
                | January | 69.9 |  |  | 
               
                | February | 70.5 |  |  | 
               
                | March | 73.8 |  |  | 
               
                | April | 77.0 |  |  | 
               
                | May | 80.6 |  |  | 
               
                | June | 83.1 |  |  | 
               
                | July | 84.4 |  |  | 
               
                | August | 84.3 |  |  | 
               
                | September | 83.3 |  |  | 
               
                | October | 80.0 |  |  | 
               
                | November | 75.6 |  |  | 
               
                | December | 71.5 |  |  | 
               
                | Annual | 77.8 |  |  |