AFOS product CLISJU
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CLISJU


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR                                
1231 AM AST THU AUG 13 2020


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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 12 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    204 PM  93    2017  89     -4       91       
                                      1993                          
  MINIMUM         80    919 AM  68    1904  78      2       78       
  AVERAGE         83                        84     -1       85      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.59          3.19 1956   0.17   0.42     0.08    
  MONTH TO DATE    0.76                      1.84  -1.08     0.39    
  SINCE JUN 1     15.08                     11.32   3.76    10.12    
  SINCE JAN 1     43.33                     30.00  13.33    20.44    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE JUN 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 JUN 1      0                         0      0        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       18                        19     -1       20       
  MONTH TO DATE  242                       228     14      238       
  SINCE JUN 1   1443                      1347     96     1401       
  SINCE JAN 1   3833                      3512    321     3640       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NE (60)       
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     E (110)      
  AVERAGE WIND SPEED     9.5                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.6                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    94                                                       
 LOWEST     74                                                       
 AVERAGE    84                                                       

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

                                                                     
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   89        93      2019                    
                                             1981                    
 MINIMUM TEMPERATURE (F)   78        71      1960                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 13 2020........SUNRISE   605 AM AST   SUNSET   652 PM AST   
AUGUST 14 2020........SUNRISE   606 AM AST   SUNSET   651 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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