AFOS product CLISJU
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CDCA42 TJSJ 290901
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
501 AM AST TUE JUL 29 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 28 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   3:00 PM  92    1981  89      0       90        
  MINIMUM         78   6:18 AM  70    1899  78      0       78        
  AVERAGE         84                        83      1       84     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.17          2.07 1942   0.20  -0.03     0.52     
  MONTH TO DATE    5.35                      5.44  -0.09     4.13     
  SINCE JUN 1      9.36                     10.10  -0.74     7.54     
  SINCE JAN 1     33.76                     29.07   4.69    40.42     

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       19        
  MONTH TO DATE  527                       504     23      586        
  SINCE JUN 1   1054                      1047      7     1225        
  SINCE JAN 1   3378                      3180    198     3737        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     E (70)        
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NE (50)        
  AVERAGE WIND SPEED     8.7                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94                                                        
 LOWEST     65                                                        
 AVERAGE    80                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89        93      2013                      
 MINIMUM TEMPERATURE (F)   78        70      1919                      


SUNRISE AND SUNSET                                                    
JULY 29 2025..........SUNRISE   6:01 AM AST   SUNSET   7:00 PM AST     
JULY 30 2025..........SUNRISE   6:01 AM AST   SUNSET   6:59 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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