430  
CDCA42 TJSJ 180429  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1229 AM AST THU FEB 18 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR FEBRUARY 17 2021
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1898 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 2:51 PM 92 1983 84 0 85  
MINIMUM 73 8:52 AM 62 1962 72 1 74  
AVERAGE 79 78 1 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.23 2.13 1989 0.08 0.15 0.07  
MONTH TO DATE 1.79 1.54 0.25 1.62  
SINCE DEC 1 8.51 10.32 -1.81 16.48  
SINCE JAN 1 3.83 5.30 -1.47 10.70  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 13 1 15  
MONTH TO DATE 237 221 16 271  
SINCE DEC 1 1090 1035 55 1244  
SINCE JAN 1 649 612 37 725    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 14.2  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 63  
AVERAGE 80  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 91 1983  
MINIMUM TEMPERATURE (F) 72 64 1962  
 
SUNRISE AND SUNSET  
FEBRUARY 18 2021......SUNRISE 6:50 AM AST SUNSET 6:26 PM AST  
FEBRUARY 19 2021......SUNRISE 6:49 AM AST SUNSET 6:27 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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