869  
CDCA42 TJSJ 251940  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
340 PM AST THU DEC 25 2025  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 25 2025...  
VALID TODAY AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM MM MM 92 1995 85 MM 84  
MINIMUM MM MM 65 1991 74 MM 75  
AVERAGE MM 80 MM 80  
 
PRECIPITATION (IN)  
TODAY MM 0.84 1959 0.09 MM 0.05  
MONTH TO DATE 1.09 2.45 -1.36 2.14  
SINCE DEC 1 1.09 2.45 -1.36 2.14  
SINCE JAN 1 29.75 40.97 -11.22 37.21  
 
DEGREE DAYS  
HEATING  
TODAY MM 0 MM 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY MM 15 MM 15  
MONTH TO DATE 378 383 -5 404  
SINCE DEC 1 378 383 -5 404  
SINCE JAN 1 5755 6081 -326 4892    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 92 1995  
MINIMUM TEMPERATURE (F) 74 65 1991  
 
SUNRISE AND SUNSET  
DECEMBER 25 2025......SUNRISE 6:49 AM AST SUNSET 5:51 PM AST  
DECEMBER 26 2025......SUNRISE 6:49 AM AST SUNSET 5:52 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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