234   
CDCA42 TJSJ 041931  
CLISJU  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE SAN JUAN PR  
331 PM AST SAT OCT 04 2025  
   
...............................  
  
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 4 2025  
  
VALID TODAY AS OF 0300 PM LOCAL TIME.  
  
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)                                                            
 TODAY                                                                 
  MAXIMUM         89   1:07 PM  95    2015  89      0       90          
  MINIMUM         79   6:55 AM  71    1945  77      2       80          
  AVERAGE         84                        83      1       85       
  
PRECIPITATION (IN)                                                      
  TODAY            T             1.31 1937   0.17  -0.17     0.13       
  MONTH TO DATE    0.02                      0.68  -0.66     0.15       
  SINCE SEP 1      6.62                      7.18  -0.56     3.46       
  SINCE JAN 1     50.24                     43.12   7.12    53.67       
  
DEGREE DAYS                                                             
 HEATING                                                                
  TODAY            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                                                                
  TODAY           19                        18      1       20          
  MONTH TO DATE   79                        72      7       82          
  SINCE SEP 1    655                       622     33      721          
  SINCE JAN 1   4700                      4433    267     5172           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (60)          
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     N (20)          
  AVERAGE WIND SPEED     4.7                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.4                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED TODAY.                               
  THUNDERSTORM                                                          
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    82                                                          
 LOWEST     63                                                          
 AVERAGE    73                                                          
   
......................................................  
  
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   89        95      2015                        
                                             2023                       
 MINIMUM TEMPERATURE (F)   77        71      1985                        
  
SUNRISE AND SUNSET                                                      
OCTOBER  4 2025.......SUNRISE   6:15 AM AST   SUNSET   6:10 PM AST       
OCTOBER  5 2025.......SUNRISE   6:15 AM AST   SUNSET   6:09 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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