371  
CDCA42 TJSJ 280450  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1250 AM AST WED APR 28 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR APRIL 27 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 87 1:24 PM 94 1994 87 0 86  
MINIMUM 76 11:54 PM 66 1985 75 1 77  
AVERAGE 82 81 1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 0.78 1984 0.12 0.05 0.04  
MONTH TO DATE 2.01 2.37 -0.36 0.37  
SINCE MAR 1 2.62 3.79 -1.17 2.97  
SINCE JAN 1 4.50 7.60 -3.10 7.92  
 
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 17 16 1 17  
MONTH TO DATE 443 421 22 443  
SINCE MAR 1 940 866 74 873  
SINCE JAN 1 1832 1680 152 1736    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 53  
AVERAGE 66  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 94 1994  
MINIMUM TEMPERATURE (F) 75 70 1989  
 
SUNRISE AND SUNSET  
APRIL 28 2021.........SUNRISE 5:54 AM AST SUNSET 6:40 PM AST  
APRIL 29 2021.........SUNRISE 5:54 AM AST SUNSET 6:41 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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