AFOS product CLISJU
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CDCA42 TJSJ 140900
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
500 AM AST THU AUG 14 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 13 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   3:58 PM  93    1981  89      0       90        
                                      2019                           
  MINIMUM         81   6:39 AM  71    1960  78      3       81        
  AVERAGE         85                        84      1       86     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             1.79 1960   0.20  -0.20     0.51     
  MONTH TO DATE    2.51                      2.44   0.07     2.71     
  SINCE JUN 1     12.09                     13.12  -1.03    10.88     
  SINCE JAN 1     36.49                     32.09   4.40    43.76     

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       20                        18      2       21        
  MONTH TO DATE  253                       234     19      276        
  SINCE JUN 1   1366                      1340     26     1562        
  SINCE JAN 1   3690                      3473    217     4074        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     E (70)        
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NE (30)        
  AVERAGE WIND SPEED     9.0                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.5                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88                                                        
 LOWEST     65                                                        
 AVERAGE    77                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89        94      1995                      
 MINIMUM TEMPERATURE (F)   78        71      1960                      


SUNRISE AND SUNSET                                                    
AUGUST 14 2025........SUNRISE   6:06 AM AST   SUNSET   6:51 PM AST     
AUGUST 15 2025........SUNRISE   6:06 AM AST   SUNSET   6:51 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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