835  
CDCA42 TJSJ 280432  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1232 AM AST MON DEC 28 2020  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 27 2020...  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1953 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 1:32 PM 91 1994 85 -1 85  
MINIMUM 72 5:26 AM 63 1972 73 -1 77  
AVERAGE 78 79 -1 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 0.73 2003 0.09 0.00 0.00  
MONTH TO DATE 1.14 2.62 -1.48 3.46  
SINCE DEC 1 1.14 2.62 -1.48 3.46  
SINCE JAN 1 35.90 39.00 -3.10 35.66  
 
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 13 14 -1 16  
MONTH TO DATE 419 394 25 452  
SINCE DEC 1 419 394 25 452  
SINCE JAN 1 6351 5988 363 6200    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 59  
AVERAGE 71  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 90 1993  
MINIMUM TEMPERATURE (F) 73 65 1972  
 
SUNRISE AND SUNSET  
DECEMBER 28 2020......SUNRISE 6:50 AM AST SUNSET 5:53 PM AST  
DECEMBER 29 2020......SUNRISE 6:51 AM AST SUNSET 5:54 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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