584 
CDCA42 TJSJ 180901
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
501 AM AST FRI JUL 18 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 17 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         89   2:00 PM  94    2024  89      0       94        
  MINIMUM         79   7:13 AM  72    1956  78      1       82        
  AVERAGE         84                        83      1       88     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.14          1.37 1977   0.21  -0.07     0.09     
  MONTH TO DATE    2.43                      3.13  -0.70     2.45     
  SINCE JUN 1      6.44                      7.79  -1.35     5.86     
  SINCE JAN 1     30.84                     26.76   4.08    38.74     

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       23        
  MONTH TO DATE  320                       306     14      358        
  SINCE JUN 1    847                       849     -2      997        
  SINCE JAN 1   3171                      2982    189     3509        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NE (60)        
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     E (70)        
  AVERAGE WIND SPEED    11.5                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.6                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97                                                        
 LOWEST     70                                                        
 AVERAGE    84                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89        91      2005                      
                                             2024                     
 MINIMUM TEMPERATURE (F)   78        70      1960                      


SUNRISE AND SUNSET                                                    
JULY 18 2025..........SUNRISE   5:57 AM AST   SUNSET   7:03 PM AST     
JULY 19 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.




$$