011  
CDCA42 TJSJ 300450  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1250 AM AST WED DEC 30 2020  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 29 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 2:52 PM 89 1995 85 -1 86  
MINIMUM 74 6:37 AM 65 1972 73 1 73  
AVERAGE 79 79 0 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.94 1957 0.09 -0.07 T  
MONTH TO DATE 1.37 2.80 -1.43 3.69  
SINCE DEC 1 1.37 2.80 -1.43 3.69  
SINCE JAN 1 36.13 39.18 -3.05 35.89  
 
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 14 14 0 15  
MONTH TO DATE 448 422 26 482  
SINCE DEC 1 448 422 26 482  
SINCE JAN 1 6380 6016 364 6230    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 63  
AVERAGE 74  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 90 1987  
MINIMUM TEMPERATURE (F) 73 66 1972  
 
SUNRISE AND SUNSET  
DECEMBER 30 2020......SUNRISE 6:51 AM AST SUNSET 5:54 PM AST  
DECEMBER 31 2020......SUNRISE 6:52 AM AST SUNSET 5:55 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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