430   
CDCA42 TJSJ 150856  
CLISJU  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE SAN JUAN PR  
456 AM AST FRI AUG 15 2025  
   
...............................  
  
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 14 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         90   2:58 PM  94    1995  89      1       85          
  MINIMUM         78  11:41 PM  71    1960  78      0       77          
  AVERAGE         84                        84      0       81       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.61          2.56 2024   0.20   0.41     2.56       
  MONTH TO DATE    3.12                      2.64   0.48     5.27       
  SINCE JUN 1     12.70                     13.32  -0.62    13.44       
  SINCE JAN 1     37.10                     32.29   4.81    46.32       
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE JUN 1      0                         0      0        0          
  SINCE JUL 1      0                         0      0        0          
  
 COOLING                                                                
  YESTERDAY       19                        18      1       16          
  MONTH TO DATE  272                       252     20      292          
  SINCE JUN 1   1385                      1358     27     1578          
  SINCE JAN 1   3709                      3491    218     4090           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NE (60)          
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NE (50)          
  AVERAGE WIND SPEED    10.4                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.5                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  RAIN                                                                  
  LIGHT RAIN                                                            
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    90                                                          
 LOWEST     59                                                          
 AVERAGE    75                                                          
   
......................................................  
  
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   89        95      2024                        
 MINIMUM TEMPERATURE (F)   78        72      1952                        
  
SUNRISE AND SUNSET                                                      
AUGUST 15 2025........SUNRISE   6:06 AM AST   SUNSET   6:51 PM AST       
AUGUST 16 2025........SUNRISE   6:06 AM AST   SUNSET   6:50 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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