311  
CDCA42 TJSJ 122141  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
541 PM AST MON APR 12 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR APRIL 12 2021...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83 MM 95 1993 87 -4 86  
MINIMUM 72 MM 68 1972 74 -2 78  
AVERAGE 78 80 -2 82  
 
PRECIPITATION (IN)  
TODAY T 0.88 1974 0.09 -0.09 T  
MONTH TO DATE 1.52 0.90 0.62 0.22  
SINCE MAR 1 2.13 2.32 -0.19 2.82  
SINCE JAN 1 4.01 6.13 -2.12 7.77  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 13 16 -3 17  
MONTH TO DATE 180 181 -1 179  
SINCE MAR 1 677 626 51 609  
SINCE JAN 1 1569 1440 129 1472    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION NE (25)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 90 2016  
MINIMUM TEMPERATURE (F) 74 69 1983  
 
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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