378  
CDCA42 TJSJ 270435  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1235 AM AST THU MAY 27 2021  
   
...............................
 
 
   
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MAY 26 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
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 89 1:45 PM 94 1994 88 1 89  
MINIMUM 80 11:56 PM 73 2002 78 2 81  
AVERAGE 85 83 2 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.56 1980 0.09 -0.09 0.00  
MONTH TO DATE 2.31 2.61 -0.30 T  
SINCE MAR 1 5.81 6.71 -0.90 3.52  
SINCE JAN 1 7.69 11.25 -3.56 8.47  
 
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 20 18 2 20  
MONTH TO DATE 456 448 8 487  
SINCE MAR 1 1444 1355 89 1410  
SINCE JAN 1 2336 2173 163 2273    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74  
LOWEST 55  
AVERAGE 65  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 96 1995  
MINIMUM TEMPERATURE (F) 78 70 1956  
 
SUNRISE AND SUNSET  
MAY 27 2021...........SUNRISE 5:43 AM AST SUNSET 6:51 PM AST  
MAY 28 2021...........SUNRISE 5:43 AM AST SUNSET 6:51 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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