470  
CDCA42 TJSJ 060427  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1227 AM AST WED JAN 06 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JANUARY 5 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 82 4:12 PM 93 1996 85 -3 85  
MINIMUM 74 11:59 PM 66 1984 73 1 74  
AVERAGE 78 79 -1 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.19 0.60 2018 0.09 0.10 0.03  
MONTH TO DATE 0.30 0.44 -0.14 0.33  
SINCE DEC 1 1.74 3.40 -1.66 5.26  
SINCE JAN 1 0.30 0.44 -0.14 0.33  
 
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 13 14 -1 15  
MONTH TO DATE 70 70 0 72  
SINCE DEC 1 547 521 26 584  
SINCE JAN 1 70 70 0 72    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 62  
AVERAGE 74  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 92 1981  
MINIMUM TEMPERATURE (F) 73 68 2006  
 
SUNRISE AND SUNSET  
JANUARY 6 2021.......SUNRISE 6:53 AM AST SUNSET 5:58 PM AST  
JANUARY 7 2021.......SUNRISE 6:54 AM AST SUNSET 5:59 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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