672  
CDCA42 TJSJ 182146  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
546 PM AST THU MAR 18 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MARCH 18 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 86 12:41 PM 93 1994 86 0 87  
MINIMUM 74 6:11 AM 65 1972 73 1 74  
AVERAGE 80 79 1 81  
 
PRECIPITATION (IN)  
TODAY T 1.46 1979 0.05 -0.05 0.06  
MONTH TO DATE 0.22 0.79 -0.57 1.27  
SINCE MAR 1 0.22 0.79 -0.57 1.27  
SINCE JAN 1 2.10 4.60 -2.50 6.22  
 
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 15 14 1 16  
MONTH TO DATE 263 252 11 254  
SINCE MAR 1 263 252 11 254  
SINCE JAN 1 1155 1066 89 1117    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53  
LOWEST 53  
AVERAGE 53  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 92 1994  
MINIMUM TEMPERATURE (F) 73 68 1982  
2018  
 
SUNRISE AND SUNSET  
MARCH 18 2021.........SUNRISE 6:25 AM AST SUNSET 6:30 PM AST  
MARCH 19 2021.........SUNRISE 6:25 AM AST SUNSET 6:31 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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