722   
CDUS42 KKEY 162129  
CLIMTH  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE KEY WEST FL  
429 PM EST MON DEC 16 2024  
   
...............................  
  
   
..THE MARATHON CLIMATE SUMMARY FOR DECEMBER 16 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         80    212 PM  84    2009  78      2       75         
                                      2019                             
                                      2021                             
  MINIMUM         70    637 AM  45    1968  68      2       69         
  AVERAGE         75                        73      2       72       
  
PRECIPITATION (IN)                                                      
  TODAY            0.00          1.34 2023   0.08  -0.08     1.34       
  MONTH TO DATE    0.04                      1.25  -1.21     2.81       
  SINCE DEC 1      0.04                      1.25  -1.21     2.81       
  SINCE JAN 1     46.64                     38.77   7.87    46.79       
  
DEGREE DAYS                                                             
 HEATING                                                                
  TODAY            0                         1     -1        0          
  MONTH TO DATE    0                         4     -4        0          
  SINCE DEC 1      0                         4     -4        0          
  SINCE JUL 1      0                         5     -5        0          
  
 COOLING                                                                
  TODAY           10                         8      2        7          
  MONTH TO DATE  101                       145    -44      148          
  SINCE DEC 1    101                       145    -44      148          
  SINCE JAN 1   5334                      5016    318     6018           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NE (50)          
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NE (40)          
  AVERAGE WIND SPEED     9.0                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.1                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED TODAY.                               
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                    
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    93                                                          
 LOWEST     74                                                          
 AVERAGE    84                                                          
   
......................................................  
  
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   78        86      1971                        
                                             2016                       
 MINIMUM TEMPERATURE (F)   68        49      1952                        
  
SUNRISE AND SUNSET                                                      
DECEMBER 16 2024......SUNRISE   702 AM EST   SUNSET   539 PM EST       
DECEMBER 17 2024......SUNRISE   702 AM EST   SUNSET   539 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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