AFOS product CLISJU
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CDCA42 TJSJ 180435
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
1235 AM AST MON DEC 18 2023

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 17 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         82   1:37 PM  90    1987  84     -2       82        
  MINIMUM         76  11:59 PM  65    1916  73      3       74        
  AVERAGE         79                        79      0       78     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.53          1.26 1948   0.15   0.38     0.91     
  MONTH TO DATE    5.53                      2.92   2.61     2.14     
  SINCE DEC 1      5.53                      2.92   2.61     2.14     
  SINCE JAN 1     54.04                     57.94  -3.90    70.18     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JUL 1      0                         0      0        0        

 COOLING                                                              
  YESTERDAY       14                        14      0       13        
  MONTH TO DATE  274                       238     36      244        
  SINCE DEC 1    274                       238     36      244        
  SINCE JAN 1   6173                      5611    562     5708        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     E (90)        
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     E (80)        
  AVERAGE WIND SPEED    10.8                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94                                                        
 LOWEST     77                                                        
 AVERAGE    86                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   84        89      1980                      
 MINIMUM TEMPERATURE (F)   73        65      1958                      


SUNRISE AND SUNSET                                                    
DECEMBER 18 2023......SUNRISE   6:50 AM AST   SUNSET   5:51 PM AST     
DECEMBER 19 2023......SUNRISE   6:50 AM AST   SUNSET   5:52 PM AST     


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




$$