603  
CDCA42 TJSJ 200424  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1224 AM AST SAT MAR 20 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MARCH 19 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 12:48 PM 92 1994 86 2 86  
MINIMUM 75 2:49 AM 68 1982 73 2 75  
2018  
AVERAGE 82 79 3 81  
 
PRECIPITATION (IN)  
YESTERDAY T 0.43 2012 0.04 -0.04 0.07  
MONTH TO DATE 0.27 0.83 -0.56 1.34  
SINCE MAR 1 0.27 0.83 -0.56 1.34  
SINCE JAN 1 2.15 4.64 -2.49 6.29  
 
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 14 3 16  
MONTH TO DATE 295 266 29 270  
SINCE MAR 1 295 266 29 270  
SINCE JAN 1 1187 1080 107 1133    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69  
LOWEST 43  
AVERAGE 56  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 92 1994  
MINIMUM TEMPERATURE (F) 73 67 1982  
 
SUNRISE AND SUNSET  
MARCH 20 2021.........SUNRISE 6:24 AM AST SUNSET 6:31 PM AST  
MARCH 21 2021.........SUNRISE 6:23 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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