063  
CDCA42 TJSJ 092128  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
528 PM AST SAT JAN 09 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JANUARY 9 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 84 12:19 PM 92 1996 85 -1 86  
MINIMUM 74 8:25 AM 65 1987 73 1 77  
AVERAGE 79 79 0 82  
 
PRECIPITATION (IN)  
TODAY T 0.94 1956 0.08 -0.08 0.10  
MONTH TO DATE 0.30 0.78 -0.48 0.62  
SINCE DEC 1 1.74 3.74 -2.00 5.55  
SINCE JAN 1 0.30 0.78 -0.48 0.62  
 
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 14 14 0 17  
MONTH TO DATE 125 126 -1 132  
SINCE DEC 1 602 577 25 644  
SINCE JAN 1 125 126 -1 132    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 61  
AVERAGE 72  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 92 1996  
MINIMUM TEMPERATURE (F) 73 68 2012  
 
SUNRISE AND SUNSET  
JANUARY 9 2021.......SUNRISE 6:54 AM AST SUNSET 6:00 PM AST  
JANUARY 10 2021.......SUNRISE 6:54 AM AST SUNSET 6:01 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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