186  
CDCA42 TJSJ 220427  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1227 AM AST THU APR 22 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR APRIL 21 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 88 11:51 AM 93 1993 87 1 87  
MINIMUM 75 4:47 PM 68 1955 75 0 78  
AVERAGE 82 81 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 1.66 1993 0.10 0.00 0.00  
MONTH TO DATE 1.62 1.72 -0.10 0.28  
SINCE MAR 1 2.23 3.14 -0.91 2.88  
SINCE JAN 1 4.11 6.95 -2.84 7.83  
 
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 18  
MONTH TO DATE 341 325 16 336  
SINCE MAR 1 838 770 68 766  
SINCE JAN 1 1730 1584 146 1629    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 53  
AVERAGE 71  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 91 1995  
MINIMUM TEMPERATURE (F) 75 65 1955  
 
SUNRISE AND SUNSET  
APRIL 22 2021.........SUNRISE 5:58 AM AST SUNSET 6:39 PM AST  
APRIL 23 2021.........SUNRISE 5:57 AM AST SUNSET 6:39 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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