732  
CDCA42 TJSJ 310856  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
456 AM AST TUE DEC 31 2024  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 30 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 11:42 AM 90 1987 85 M3 84  
MINIMUM 71 4:57 AM 66 1972 74 M3 70  
AVERAGE 77 79 M2 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 1.67 1992 0.08 M0.01 0.00  
MONTH TO DATE 4.25 2.86 1.39 0.10  
SINCE DEC 1 4.25 2.86 1.39 0.10  
SINCE JAN 1 39.32 41.38 M2.06 20.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 12 14 M2 12  
MONTH TO DATE 468 453 15 459  
SINCE DEC 1 468 453 15 459  
SINCE JAN 1 4956 6151 M1195 6376    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 54  
AVERAGE 72  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 90 1994  
MINIMUM TEMPERATURE (F) 74 65 1972  
 
SUNRISE AND SUNSET  
DECEMBER 31 2024......SUNRISE 6:52 AM AST SUNSET 5:55 PM AST  
JANUARY 1 2025.......SUNRISE 6:52 AM AST SUNSET 5:55 PM AST  
 
M INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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