800  
CDCA42 TJSJ 202130  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
530 PM AST SAT MAR 20 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MARCH 20 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 12:05 PM 92 1994 86 0 85  
MINIMUM 76 6:33 AM 67 1982 73 3 73  
AVERAGE 81 80 1 79  
 
PRECIPITATION (IN)  
TODAY T 1.02 1961 0.05 -0.05 0.32  
MONTH TO DATE 0.27 0.88 -0.61 1.66  
SINCE MAR 1 0.27 0.88 -0.61 1.66  
SINCE JAN 1 2.15 4.69 -2.54 6.61  
 
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 14 2 14  
MONTH TO DATE 311 280 31 284  
SINCE MAR 1 311 280 31 284  
SINCE JAN 1 1203 1094 109 1147    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71  
LOWEST 58  
AVERAGE 65  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 94 1994  
MINIMUM TEMPERATURE (F) 73 65 1972  
 
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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