AFOS product CLIMTH
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CDUS42 KKEY 160534
CLIMTH

CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST, FL                                
1231 AM EST SUN DEC 16 2018

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

...THE MARATHON CLIMATE SUMMARY FOR DECEMBER 15 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010

WEATHER ITEM   OBSERVED TIME   NORMAL DEPARTURE LAST                 
                VALUE   (LST)  VALUE  FROM      YEAR                 
                                      NORMAL                         
......................................................

TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         84   1024 AM  77      7       75                   
  MINIMUM         72    729 PM  67      5       55                   
  AVERAGE         78            72      6       65                  
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          0.06  -0.02     0.00                
  MONTH TO DATE    0.07          0.98  -0.91     0.93                
  SINCE DEC 1      0.07          0.98  -0.91     0.93                
  SINCE JAN 1     30.64         45.13 -14.49    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             8     -4       18                   
  SINCE DEC 1      4             8     -4       18                   
  SINCE JUL 1      8             9     -1       18                   
                                                                     
 COOLING                                                             
  YESTERDAY       13             8      5        0                   
  MONTH TO DATE  149           127     22      121                   
  SINCE DEC 1    149           127     22      121                   
  SINCE JAN 1   5284          4891    393     5500                   

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

WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     6.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82                                                       
 LOWEST     73                                                       
 AVERAGE    78                                                       

..........................................................
                                                                     
THE MARATHON CLIMATE NORMALS FOR TODAY
                         NORMAL                                      
 MAXIMUM TEMPERATURE (F)   77                                        
 MINIMUM TEMPERATURE (F)   67                                        

                                                                     
SUNRISE AND SUNSET                                                   

DECEMBER 16 2018......SUNRISE   702 AM EST   SUNSET   538 PM EST   
DECEMBER 17 2018......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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