244  
CDCA42 TJSJ 040433  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1233 AM AST MON JAN 04 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JANUARY 3 2021...  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1953 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 12:34 PM 93 1996 85 -1 83  
MINIMUM 76 11:36 PM 64 1955 73 3 75  
AVERAGE 80 79 1 79  
 
PRECIPITATION (IN)  
YESTERDAY T 0.64 1963 0.08 -0.08 0.05  
MONTH TO DATE 0.03 0.26 -0.23 0.30  
SINCE DEC 1 1.47 3.22 -1.75 5.23  
SINCE JAN 1 0.03 0.26 -0.23 0.30  
 
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 15 14 1 14  
MONTH TO DATE 43 42 1 42  
SINCE DEC 1 520 493 27 554  
SINCE JAN 1 43 42 1 42    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74  
LOWEST 47  
AVERAGE 61  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 92 1994  
MINIMUM TEMPERATURE (F) 73 64 1955  
 
SUNRISE AND SUNSET  
JANUARY 4 2021.......SUNRISE 6:53 AM AST SUNSET 5:57 PM AST  
JANUARY 5 2021.......SUNRISE 6:53 AM AST SUNSET 5:58 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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