AFOS product CLIMTH
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CLIMTH


CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST, FL                                
1229 AM EST SAT DEC 22 2018


................................... 

...THE MARATHON CLIMATE SUMMARY FOR DECEMBER 21 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010


WEATHER ITEM   OBSERVED TIME   NORMAL DEPARTURE LAST                 
                VALUE   (LST)  VALUE  FROM      YEAR                 
                                      NORMAL                         
......................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         80   1142 AM  76      4       82                   
  MINIMUM         71   1159 PM  66      5       68                   
  AVERAGE         76            71      5       75                  
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.08  -0.08     0.00                
  MONTH TO DATE    0.92          1.43  -0.51     0.93                
  SINCE DEC 1      0.92          1.43  -0.51     0.93                
  SINCE JAN 1     31.49         45.58 -14.09    31.50                
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0             1     -1        0                   
  MONTH TO DATE    4            14    -10       18                   
  SINCE DEC 1      4            14    -10       18                   
  SINCE JUL 1      8            15     -7       18                   
                                                                     
 COOLING                                                             
  YESTERDAY       11             7      4       10                   
  MONTH TO DATE  205           169     36      181                   
  SINCE DEC 1    205           169     36      181                   
  SINCE JAN 1   5340          4933    407     5560                   
......................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    18.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER  0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    79                                                       
 LOWEST     44                                                       
 AVERAGE    62                                                       

..........................................................

                                                                     
THE MARATHON CLIMATE NORMALS FOR TODAY
                         NORMAL                                      
 MAXIMUM TEMPERATURE (F)   76                                        
 MINIMUM TEMPERATURE (F)   66                                        

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 22 2018......SUNRISE   705 AM EST   SUNSET   541 PM EST   
DECEMBER 23 2018......SUNRISE   705 AM EST   SUNSET   542 PM EST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

$$