AFOS product CLISJU
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CDCA42 TJSJ 010433
CLISJU


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR                                
1233 AM AST THU OCT 1 2020


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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 30 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         91    137 PM  94    2014  89      2       93       
  MINIMUM         80    626 AM  71    1938  78      2       78       
  AVERAGE         86                        83      3       86      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          2.30 1899   0.17  -0.16     0.24    
  MONTH TO DATE    5.03                      5.77  -0.74     9.54    
  SINCE SEP 1      5.03                      5.77  -0.74     9.54    
  SINCE JAN 1     51.09                     39.39  11.70    33.97    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0      0.0     
  MONTH TO DATE    0.0                      MM     MM        0.0     
  SINCE SEP 1      0.0                      MM     MM        0.0     
  SINCE JUL 1      0.0                      MM     MM        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       21                        18      3       21       
  MONTH TO DATE  583                       555     28      604       
  SINCE SEP 1    583                       555     28      604       
  SINCE JAN 1   4787                      4412    375     4622       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NE (60)       
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     E (70)       
  AVERAGE WIND SPEED    11.2                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    94                                                       
 LOWEST     68                                                       
 AVERAGE    81                                                       

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

                                                                     
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   89        96      1982                    
 MINIMUM TEMPERATURE (F)   77        68      1899                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER  1 2020.......SUNRISE   615 AM AST   SUNSET   612 PM AST   
OCTOBER  2 2020.......SUNRISE   615 AM AST   SUNSET   611 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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