245  
CDCA42 TJSJ 210422  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1222 AM AST MON DEC 21 2020  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 20 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 87 1:07 PM 91 1994 85 2 88  
MINIMUM 75 11:59 PM 66 1954 73 2 75  
AVERAGE 81 79 2 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.91 1982 0.09 -0.07 0.00  
MONTH TO DATE 0.90 1.98 -1.08 1.65  
SINCE DEC 1 0.90 1.98 -1.08 1.65  
SINCE JAN 1 35.66 38.36 -2.70 33.85  
 
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 16 14 2 17  
MONTH TO DATE 310 296 14 343  
SINCE DEC 1 310 296 14 343  
SINCE JAN 1 6242 5890 352 6091    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 91 1994  
MINIMUM TEMPERATURE (F) 73 64 1954  
 
SUNRISE AND SUNSET  
DECEMBER 21 2020......SUNRISE 6:47 AM AST SUNSET 5:49 PM AST  
DECEMBER 22 2020......SUNRISE 6:48 AM AST SUNSET 5:50 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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