AFOS product CLISJU
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
947 
CDCA42 TJSJ 221040
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
640 AM AST FRI AUG 22 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 21 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   2:39 PM  97    1980  89      0       91        
  MINIMUM         81   7:13 AM  72    1956  78      3       80        
  AVERAGE         85                        84      1       86     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.72 1983   0.20  -0.20     0.36     
  MONTH TO DATE    5.45                      4.06   1.39     7.41     
  SINCE JUN 1     15.03                     14.74   0.29    15.58     
  SINCE JAN 1     39.43                     33.71   5.72    48.46     

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  409                       378     31      445        
  SINCE JUN 1   1522                      1484     38     1731        
  SINCE JAN 1   3846                      3617    229     4243        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NE (60)        
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NE (50)        
  AVERAGE WIND SPEED     9.9                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79                                                        
 LOWEST     63                                                        
 AVERAGE    71                                                        

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89        93      2007                      
 MINIMUM TEMPERATURE (F)   78        70      1916                      


SUNRISE AND SUNSET                                                    
AUGUST 22 2025........SUNRISE   6:08 AM AST   SUNSET   6:46 PM AST     
AUGUST 23 2025........SUNRISE   6:08 AM AST   SUNSET   6:45 PM AST     


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




$$