AFOS product CLISJU
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CDCA42 TJSJ 050445
CLISJU


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR                                
1245 AM AST SAT DEC 5 2020


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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 4 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         84    203 PM  91    1989  84      0       90       
  MINIMUM         75   1159 PM  67    1913  74      1       78       
  AVERAGE         80                        79      1       84      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.06          2.28 1947   0.17  -0.11     0.10    
  MONTH TO DATE    0.07                      0.70  -0.63     0.55    
  SINCE DEC 1      0.07                      0.70  -0.63     0.55    
  SINCE JAN 1     65.32                     52.03  13.29    41.69    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       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     
                                                                     
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                        14      1       19       
  MONTH TO DATE   57                        56      1       71       
  SINCE DEC 1     57                        56      1       71       
  SINCE JAN 1   5894                      5482    412     5801       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     E (80)       
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     E (80)       
  AVERAGE WIND SPEED     7.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82                                                       
 LOWEST     65                                                       
 AVERAGE    74                                                       

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

                                                                     
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   84        91      2019                    
 MINIMUM TEMPERATURE (F)   74        67      1962                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  5 2020......SUNRISE   643 AM AST   SUNSET   547 PM AST   
DECEMBER  6 2020......SUNRISE   643 AM AST   SUNSET   547 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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