456  
CDCA42 TJSJ 102129  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
529 PM AST SUN JAN 10 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JANUARY 10 2021...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 86 1:41 PM 92 1996 85 1 86  
MINIMUM 76 7:00 AM 68 2012 73 3 74  
AVERAGE 81 79 2 80  
 
PRECIPITATION (IN)  
TODAY 0.00 1.67 1958 0.09 -0.09 0.01  
MONTH TO DATE 0.30 0.87 -0.57 0.63  
SINCE DEC 1 1.74 3.83 -2.09 5.56  
SINCE JAN 1 0.30 0.87 -0.57 0.63  
 
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 16 14 2 15  
MONTH TO DATE 141 140 1 147  
SINCE DEC 1 618 591 27 659  
SINCE JAN 1 141 140 1 147    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 61  
AVERAGE 70  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 92 1996  
MINIMUM TEMPERATURE (F) 73 65 1955  
 
SUNRISE AND SUNSET  
JANUARY 10 2021.......SUNRISE 6:54 AM AST SUNSET 6:01 PM AST  
JANUARY 11 2021.......SUNRISE 6:54 AM AST SUNSET 6:02 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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