941 
CDCA42 TJSJ 250913
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
513 AM AST THU SEP 25 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 24 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         86  10:27 AM  94    2004  89     -3       93        
                                      2017                           
  MINIMUM         76   8:08 PM  70    1956  77     -1       81        
  AVERAGE         81                        83     -2       87     

PRECIPITATION (IN)                                                    
  YESTERDAY        1.14R         1.14 2025   0.20   0.94     0.02     
  MONTH TO DATE    5.84                      5.34   0.50     3.21     
  SINCE SEP 1      5.84                      5.34   0.50     3.21     
  SINCE JAN 1     49.46                     41.28   8.18    53.42     

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       16                        18     -2       22        
  MONTH TO DATE  455                       432     23      510        
  SINCE SEP 1    455                       432     23      510        
  SINCE JAN 1   4500                      4243    257     4961        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NE (60)        
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NE (60)        
  AVERAGE WIND SPEED     5.6                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94                                                        
 LOWEST     70                                                        
 AVERAGE    82                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89        96      1987                      
 MINIMUM TEMPERATURE (F)   77        70      1960                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 25 2025.....SUNRISE   6:13 AM AST   SUNSET   6:17 PM AST     
SEPTEMBER 26 2025.....SUNRISE   6:14 AM AST   SUNSET   6:16 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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