AFOS product CLISJU
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CDCA42 TJSJ 300807
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
407 AM AST TUE SEP 30 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 29 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         93   3:27 PM  96    2013  89      4       91        
  MINIMUM         79   5:54 AM  70    1905  77      2       80        
  AVERAGE         86                        83      3       86     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.04          3.72 1979   0.19  -0.15     0.03     
  MONTH TO DATE    6.57                      6.31   0.26     3.31     
  SINCE SEP 1      6.57                      6.31   0.26     3.31     
  SINCE JAN 1     50.19                     42.25   7.94    53.52     

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  554                       522     32      618        
  SINCE SEP 1    554                       522     32      618        
  SINCE JAN 1   4599                      4333    266     5069        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SE (150)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (160)       
  AVERAGE WIND SPEED     5.4                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88                                                        
 LOWEST     52                                                        
 AVERAGE    70                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89        94      2014                      
 MINIMUM TEMPERATURE (F)   77        71      1938                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 30 2025.....SUNRISE   6:14 AM AST   SUNSET   6:13 PM AST     
OCTOBER  1 2025.......SUNRISE   6:15 AM AST   SUNSET   6:12 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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