356   
CDCA42 TJSJ 190855  
CLISJU  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE SAN JUAN PR  
455 AM AST SAT JUL 19 2025  
   
...............................  
  
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 18 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   2:01 PM  91    2005  89      1       91          
                                      2024                             
  MINIMUM         78  11:28 PM  70    1960  78      0       82          
  AVERAGE         84                        83      1       87       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.04          9.23 2013   0.21  -0.17     0.07       
  MONTH TO DATE    2.47                      3.34  -0.87     2.52       
  SINCE JUN 1      6.48                      8.00  -1.52     5.93       
  SINCE JAN 1     30.88                     26.97   3.91    38.81       
  
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       22          
  MONTH TO DATE  339                       324     15      380          
  SINCE JUN 1    866                       867     -1     1019          
  SINCE JAN 1   3190                      3000    190     3531           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NE (60)          
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NE (30)          
  AVERAGE WIND SPEED    11.5                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.4                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  FOG                                                                   
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    88                                                          
 LOWEST     63                                                          
 AVERAGE    76                                                          
   
......................................................  
  
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   89        93      2006                        
 MINIMUM TEMPERATURE (F)   78        70      1960                        
  
SUNRISE AND SUNSET                                                      
JULY 19 2025..........SUNRISE   5:58 AM AST   SUNSET   7:03 PM AST       
JULY 20 2025..........SUNRISE   5:58 AM AST   SUNSET   7:03 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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