389  
CDCA42 TJSJ 182128  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
528 PM AST FRI DEC 18 2020  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 18 2020...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 87 12:14 PM 91 1994 86 1 86  
MINIMUM 77 6:34 AM 65 1982 73 4 78  
AVERAGE 82 79 3 82  
 
PRECIPITATION (IN)  
TODAY 0.15 0.74 1981 0.09 0.06 0.00  
MONTH TO DATE 0.87 1.80 -0.93 1.65  
SINCE DEC 1 0.87 1.80 -0.93 1.65  
SINCE JAN 1 35.63 38.18 -2.55 33.85  
 
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 17 14 3 17  
MONTH TO DATE 277 268 9 309  
SINCE DEC 1 277 268 9 309  
SINCE JAN 1 6209 5862 347 6057    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
HAZE  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 1994  
MINIMUM TEMPERATURE (F) 73 65 1982  
 
SUNRISE AND SUNSET  
DECEMBER 18 2020......SUNRISE 6:46 AM AST SUNSET 5:48 PM AST  
DECEMBER 19 2020......SUNRISE 6:46 AM AST SUNSET 5:48 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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