697  
CDCA42 TJSJ 200428  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1228 AM AST WED JAN 20 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JANUARY 19 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 85 3:33 PM 89 1995 85 0 82  
MINIMUM 75 5:07 AM 64 2000 72 3 73  
AVERAGE 80 79 1 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.01 2005 0.08 -0.02 0.08  
MONTH TO DATE 0.51 1.58 -1.07 1.81  
SINCE DEC 1 1.95 4.54 -2.59 6.74  
SINCE JAN 1 0.51 1.58 -1.07 1.81  
 
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 13  
MONTH TO DATE 279 266 13 271  
SINCE DEC 1 756 717 39 783  
SINCE JAN 1 279 266 13 271    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 59  
AVERAGE 71  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 89 1995  
MINIMUM TEMPERATURE (F) 72 64 2000  
 
SUNRISE AND SUNSET  
JANUARY 20 2021.......SUNRISE 6:55 AM AST SUNSET 6:07 PM AST  
JANUARY 21 2021.......SUNRISE 6:55 AM AST SUNSET 6:08 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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