AFOS product CLIJAX
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CDUS42 KJAX 170627
CLIJAX


CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL                             
127 AM EST SUN DEC 17 2017


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

...THE JACKSONVILLE CLIMATE SUMMARY FOR DECEMBER 16 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         63    252 PM  83    1956  66     -3       70       
  MINIMUM         45   1159 PM  26    1968  44      1       41       
  AVERAGE         54                        55     -1       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.86 2007   0.09  -0.09     0.00    
  MONTH TO DATE    2.18                      1.40   0.78     2.08    
  SINCE DEC 1      2.18                      1.40   0.78     2.08    
  SINCE JAN 1     69.87                     50.99  18.88    38.31    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    1901   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE DEC 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       11                        11      0        9       
  MONTH TO DATE  134                       147    -13       95       
  SINCE DEC 1    134                       147    -13       95       
  SINCE JUL 1    230                       320    -90      225       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   16                        16      0       26       
  SINCE DEC 1     16                        16      0       26       
  SINCE JAN 1   3033                      2660    373     2977       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     4.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92          1100 PM                                     
 LOWEST     32           200 PM                                     
 AVERAGE    62                                                       

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

                                                                     
THE JACKSONVILLE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        82      2015                    
 MINIMUM TEMPERATURE (F)   44        26      1943                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 17 2017......SUNRISE   718 AM EST   SUNSET   529 PM EST   
DECEMBER 18 2017......SUNRISE   718 AM EST   SUNSET   529 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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