925  
CDCA42 TJSJ 112010  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
410 PM AST THU DEC 11 2025  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 11 2025...  
VALID TODAY AS OF 0400 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 88 MM 92 1995 85 3 86  
MINIMUM 77 MM 65 1982 75 2 76  
AVERAGE 83 80 3 81  
 
PRECIPITATION (IN)  
TODAY 0.06 1.01 2001 0.10 -0.04 0.01  
MONTH TO DATE 0.84 1.20 -0.36 0.40  
SINCE DEC 1 0.84 1.20 -0.36 0.40  
SINCE JAN 1 29.50 39.72 -10.22 35.47  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 18 15 3 16  
MONTH TO DATE 184 173 11 181  
SINCE DEC 1 184 173 11 181  
SINCE JAN 1 5561 5871 -310 4669    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 72  
AVERAGE 83  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 92 1994  
MINIMUM TEMPERATURE (F) 75 68 1983  
 
SUNRISE AND SUNSET  
DECEMBER 11 2025......SUNRISE 6:42 AM AST SUNSET 5:45 PM AST  
DECEMBER 12 2025......SUNRISE 6:42 AM AST SUNSET 5:45 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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