732  
CDCA42 TJSJ 120604  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
204 AM AST MON APR 12 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR APRIL 11 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 83 1:58 PM 95 1993 87 -4 86  
MINIMUM 74 2:28 AM 62 1972 74 0 79  
AVERAGE 79 80 -1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.47 1978 0.08 -0.08 0.00  
MONTH TO DATE 1.52 0.81 0.71 0.22  
SINCE MAR 1 2.13 2.23 -0.10 2.82  
SINCE JAN 1 4.01 6.04 -2.03 7.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 15 -1 18  
MONTH TO DATE 167 165 2 162  
SINCE MAR 1 664 610 54 592  
SINCE JAN 1 1556 1424 132 1455    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66  
LOWEST 51  
AVERAGE 59  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 95 1993  
MINIMUM TEMPERATURE (F) 74 68 1972  
 
SUNRISE AND SUNSET  
APRIL 12 2021.........SUNRISE 6:05 AM AST SUNSET 6:36 PM AST  
APRIL 13 2021.........SUNRISE 6:04 AM AST SUNSET 6:36 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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