AFOS product CLISJU
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CDCA42 TJSJ 190840
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
440 AM AST TUE AUG 19 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 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         92   3:22 PM  95    2024  89      3       95        
  MINIMUM         81   6:13 AM  72    1956  78      3       80        
  AVERAGE         87                        84      3       88     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             1.80 1967   0.21  -0.21      T       
  MONTH TO DATE    5.37                      3.45   1.92     7.02     
  SINCE JUN 1     14.95                     14.13   0.82    15.19     
  SINCE JAN 1     39.35                     33.10   6.25    48.07     

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       22                        18      4       23        
  MONTH TO DATE  346                       324     22      381        
  SINCE JUN 1   1459                      1430     29     1667        
  SINCE JAN 1   3783                      3563    220     4179        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (180)       
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    SE (130)       
  AVERAGE WIND SPEED     8.1                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.5                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80                                                        
 LOWEST     58                                                        
 AVERAGE    69                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89        93      1991                      
                                             2020                     
 MINIMUM TEMPERATURE (F)   78        73      1956                      


SUNRISE AND SUNSET                                                    
AUGUST 19 2025........SUNRISE   6:07 AM AST   SUNSET   6:48 PM AST     
AUGUST 20 2025........SUNRISE   6:07 AM AST   SUNSET   6:47 PM AST     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$