961  
CDCA42 TJSJ 190423  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1223 AM AST FRI MAR 19 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MARCH 18 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 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)  
YESTERDAY 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  
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 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 12.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64  
LOWEST 53  
AVERAGE 59  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 92 1994  
MINIMUM TEMPERATURE (F) 73 68 1982  
2018  
 
SUNRISE AND SUNSET  
MARCH 19 2021.........SUNRISE 6:25 AM AST SUNSET 6:31 PM AST  
MARCH 20 2021.........SUNRISE 6:24 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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