AFOS product CLISJU
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CDCA42 TJSJ 120518
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
118 AM AST TUE SEP 12 2023

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 11 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         90   1:24 PM  94    1994  89      1       89        
  MINIMUM         79   3:02 PM  71    1909  78      1       78        
  AVERAGE         85                        83      2       84     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.15          2.32 1918   0.23  -0.08     0.02     
  MONTH TO DATE    1.39                      2.58  -1.19     4.74     
  SINCE SEP 1      1.39                      2.58  -1.19     4.74     
  SINCE JAN 1     32.07                     38.52  -6.45    46.13     

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       20                        18      2       19        
  MONTH TO DATE  230                       198     32      213        
  SINCE SEP 1    230                       198     32      213        
  SINCE JAN 1   4317                      4009    308     4019        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (250)       
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (230)       
  AVERAGE WIND SPEED     7.0                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88                                                        
 LOWEST     68                                                        
 AVERAGE    78                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89        94      2011                      
                                             2017                     
 MINIMUM TEMPERATURE (F)   78        72      1961                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 12 2023.....SUNRISE   6:11 AM AST   SUNSET   6:29 PM AST     
SEPTEMBER 13 2023.....SUNRISE   6:11 AM AST   SUNSET   6:28 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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