AFOS product CLISJU
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CDCA42 TJSJ 200423
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
1223 AM AST SUN DEC 20 2020

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 19 2020...

CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1898 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         85  11:49 AM  89    1994  84      1       88        
  MINIMUM         75   7:01 AM  66    1898  73      2       76        
  AVERAGE         80                        78      2       82     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.49          4.49 1903   0.16   0.33      T       
  MONTH TO DATE    1.92                      3.18  -1.26     4.27     
  SINCE DEC 1      1.92                      3.18  -1.26     4.27     
  SINCE JAN 1     67.12                     54.51  12.61    45.41     

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       15                        13      2       17        
  MONTH TO DATE  273                       265      8      325        
  SINCE DEC 1    273                       265      8      325        
  SINCE JAN 1   6111                      5691    420     6055        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NE (60)        
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NE (30)        
  AVERAGE WIND SPEED     8.1                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.5                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   84        90      1995                      
 MINIMUM TEMPERATURE (F)   73        66      1959                      


SUNRISE AND SUNSET                                                    
DECEMBER 20 2020......SUNRISE   6:51 AM AST   SUNSET   5:53 PM AST     
DECEMBER 21 2020......SUNRISE   6:52 AM AST   SUNSET   5:53 PM AST     


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




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