AFOS product CLISJU
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CDCA42 TJSJ 200502
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
102 AM AST WED SEP 20 2023

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 19 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         91   1:45 PM  95    2013  89      2       82        
  MINIMUM         81   7:32 PM  71    1950  77      4       75        
  AVERAGE         86                        83      3       79     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.02          1.92 2014   0.21  -0.19     1.63     
  MONTH TO DATE    1.37                      4.33  -2.96    12.55     
  SINCE SEP 1      1.37                      4.33  -2.96    12.55     
  SINCE JAN 1     32.05                     40.27  -8.22    53.94     

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       14        
  MONTH TO DATE  407                       342     65      353        
  SINCE SEP 1    407                       342     65      353        
  SINCE JAN 1   4494                      4153    341     4159        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (60)        
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (30)        
  AVERAGE WIND SPEED     5.8                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82                                                        
 LOWEST     66                                                        
 AVERAGE    74                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89        95      1981                      
 MINIMUM TEMPERATURE (F)   77        72      1920                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 20 2023.....SUNRISE   6:13 AM AST   SUNSET   6:22 PM AST     
SEPTEMBER 21 2023.....SUNRISE   6:13 AM AST   SUNSET   6:21 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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