205   
CDUS42 KKEY 182124  
CLIMTH  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE KEY WEST FL  
424 PM EST WED DEC 18 2024  
   
...............................  
  
   
..THE MARATHON CLIMATE SUMMARY FOR DECEMBER 18 2024  
  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
  
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2024  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 TODAY                                                                 
  MAXIMUM         82    158 PM  88    2016  78      4       75         
  MINIMUM         75    722 AM  50    1982  67      8       65         
  AVERAGE         79                        72      7       70       
  
PRECIPITATION (IN)                                                      
  TODAY            0.03          0.79 2009   0.08  -0.05     0.00       
  MONTH TO DATE    0.13                      1.40  -1.27     3.37       
  SINCE DEC 1      0.13                      1.40  -1.27     3.37       
  SINCE JAN 1     46.73                     38.92   7.81    47.35       
  
DEGREE DAYS                                                             
 HEATING                                                                
  TODAY            0                         0      0        0          
  MONTH TO DATE    0                         5     -5        0          
  SINCE DEC 1      0                         5     -5        0          
  SINCE JUL 1      0                         6     -6        0          
  
 COOLING                                                                
  TODAY           14                         8      6        5          
  MONTH TO DATE  129                       161    -32      161          
  SINCE DEC 1    129                       161    -32      161          
  SINCE JAN 1   5362                      5032    330     6031           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     E (110)         
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     E (110)         
  AVERAGE WIND SPEED     6.8                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.2                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED TODAY.                               
  LIGHT RAIN                                                            
  FOG                                                                   
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    94                                                          
 LOWEST     74                                                          
 AVERAGE    84                                                          
   
......................................................  
  
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   78        88      2016                        
 MINIMUM TEMPERATURE (F)   67        49      1950                        
  
SUNRISE AND SUNSET                                                      
DECEMBER 18 2024......SUNRISE   703 AM EST   SUNSET   539 PM EST       
DECEMBER 19 2024......SUNRISE   704 AM EST   SUNSET   540 PM EST       
  
-  INDICATES NEGATIVE NUMBERS.  
R  INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T  INDICATES TRACE AMOUNT.  
  
  
 
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