478  
CDCA42 TJSJ 090854  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
454 AM AST MON DEC 09 2024  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 8 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 85 4:08 PM 90 1993 86 M1 88  
MINIMUM 77 6:37 AM 69 2014 75 2 77  
AVERAGE 81 80 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.55 2003 0.11 M0.10 0.00  
MONTH TO DATE 0.28 0.90 M0.62 0.06  
SINCE DEC 1 0.28 0.90 M0.62 0.06  
SINCE JAN 1 35.35 39.42 M4.07 20.41  
 
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 16 16 0 18  
MONTH TO DATE 132 128 4 137  
SINCE DEC 1 132 128 4 137  
SINCE JAN 1 4620 5826 M1206 6054    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 70  
AVERAGE 80  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 1993  
MINIMUM TEMPERATURE (F) 75 69 2014  
 
SUNRISE AND SUNSET  
DECEMBER 9 2024......SUNRISE 6:41 AM AST SUNSET 5:44 PM AST  
DECEMBER 10 2024......SUNRISE 6:41 AM AST SUNSET 5:45 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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