AFOS product CLISJU
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CDCA42 TJSJ 290432
CLISJU


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR                                
1231 AM AST TUE SEP 29 2020


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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 28 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         87    434 PM  95    2013  89     -2       89       
  MINIMUM         77    921 PM  69    1920  78     -1       80       
  AVERAGE         82                        83     -1       85      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.65          1.65 1920   0.17   0.48      T      
  MONTH TO DATE    4.73                      5.42  -0.69     8.57    
  SINCE SEP 1      4.73                      5.42  -0.69     8.57    
  SINCE JAN 1     50.79                     39.04  11.75    33.00    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE SEP 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 SEP 1      0                         0      0        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       17                        18     -1       20       
  MONTH TO DATE  543                       519     24      566       
  SINCE SEP 1    543                       519     24      566       
  SINCE JAN 1   4747                      4383    364     4584       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     E (100)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     E (100)      
  AVERAGE WIND SPEED     6.6                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.6                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    91                                                       
 LOWEST     65                                                       
 AVERAGE    78                                                       

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

                                                                     
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   89        96      2013                    
 MINIMUM TEMPERATURE (F)   78        70      1905                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 29 2020.....SUNRISE   614 AM AST   SUNSET   614 PM AST   
SEPTEMBER 30 2020.....SUNRISE   614 AM AST   SUNSET   613 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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