854  
CDCA42 TJSJ 012142  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
542 PM AST SAT MAY 01 2021  
   
...............................
 
 
   
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MAY 1 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 85 4:23 PM 96 1994 87 -2 87  
MINIMUM 76 4:49 AM 71 1975 75 1 77  
AVERAGE 81 81 0 82  
 
PRECIPITATION (IN)  
TODAY 0.00 0.51 1959 0.11 -0.11 0.00  
MONTH TO DATE 0.00 0.11 -0.11 0.00  
SINCE MAR 1 3.50 4.27 -0.77 3.52  
SINCE JAN 1 5.38 8.08 -2.70 8.47  
 
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 16 16 0 17  
MONTH TO DATE 16 16 0 17  
SINCE MAR 1 1004 930 74 940  
SINCE JAN 1 1896 1744 152 1803    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74  
LOWEST 59  
AVERAGE 67  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 95 1994  
MINIMUM TEMPERATURE (F) 75 68 1975  
 
SUNRISE AND SUNSET  
MAY 1 2021...........SUNRISE 5:53 AM AST SUNSET 6:41 PM AST  
MAY 2 2021...........SUNRISE 5:52 AM AST SUNSET 6:42 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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