465  
CDCA42 TJSJ 070432  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1232 AM AST THU JAN 07 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JANUARY 6 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 82 2:02 PM 90 1984 83 -1 82  
MINIMUM 68 7:25 AM 63 1959 72 -4 75  
AVERAGE 75 78 -3 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.09 1998 0.14 -0.14 0.36  
MONTH TO DATE 0.37 0.87 -0.50 1.42  
SINCE DEC 1 5.05 5.89 -0.84 7.20  
SINCE JAN 1 0.37 0.87 -0.50 1.42  
 
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 10 13 -3 14  
MONTH TO DATE 70 78 -8 90  
SINCE DEC 1 511 501 10 609  
SINCE JAN 1 70 78 -8 90    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 65  
AVERAGE 83  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 88 1992  
MINIMUM TEMPERATURE (F) 72 64 1963  
 
SUNRISE AND SUNSET  
JANUARY 7 2021.......SUNRISE 6:58 AM AST SUNSET 6:03 PM AST  
JANUARY 8 2021.......SUNRISE 6:58 AM AST SUNSET 6:04 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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