320  
CDCA42 TJSJ 092159  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
559 PM AST SAT DEC 09 2023  
   
...............................  
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 9 2023...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 88 1:44 PM 90 1993 86 2 84  
MINIMUM 79 6:45 AM 69 2014 75 4 77  
AVERAGE 84 80 4 81  
 
PRECIPITATION (IN)  
TODAY MM 1.13 1975 0.10 MM 0.00  
MONTH TO DATE T 1.00 -1.00 0.24  
SINCE DEC 1 T 1.00 -1.00 0.24  
SINCE JAN 1 23.57 39.52 -15.95 40.63  
 
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 15 4 16  
MONTH TO DATE 156 143 13 133  
SINCE DEC 1 156 143 13 133  
SINCE JAN 1 6073 5841 232 5695    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 14.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 57  
AVERAGE 67  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 91 1992  
MINIMUM TEMPERATURE (F) 75 64 1982  
 
SUNRISE AND SUNSET  
DECEMBER 9 2023......SUNRISE 6:40 AM AST SUNSET 5:44 PM AST  
DECEMBER 10 2023......SUNRISE 6:41 AM AST SUNSET 5:44 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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