279  
CDCA42 TJSJ 012115  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
515 PM AST MON DEC 01 2025  
   
...............................  
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 1 2025...  
VALID TODAY AS OF 0500 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 89 MM 91 1992 86 3 87  
MINIMUM 79 3:00 AM 70 1972 76 3 76  
AVERAGE 84 81 3 82  
 
PRECIPITATION (IN)  
TODAY 0.02 1.82 2013 0.12 -0.10 T  
MONTH TO DATE 0.02 0.12 -0.10 T  
SINCE DEC 1 0.02 0.12 -0.10 T  
SINCE JAN 1 28.67 38.64 -9.97 35.07  
 
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 19 16 3 17  
MONTH TO DATE 19 16 3 17  
SINCE DEC 1 19 16 3 17  
SINCE JAN 1 5355 5714 -359 4505    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 59  
AVERAGE 72  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 1992  
MINIMUM TEMPERATURE (F) 76 67 1972  
 
SUNRISE AND SUNSET  
DECEMBER 1 2025......SUNRISE 6:36 AM AST SUNSET 5:42 PM AST  
DECEMBER 2 2025......SUNRISE 6:36 AM AST SUNSET 5:42 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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