457  
CDCA42 TJSJ 102129  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
529 PM AST SUN JAN 10 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JANUARY 10 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 84 2:23 PM 88 2003 83 1 85  
MINIMUM 72 6:22 AM 63 1917 72 0 74  
AVERAGE 78 78 0 80  
 
PRECIPITATION (IN)  
TODAY 0.00 1.94 1937 0.13 -0.13 0.10  
MONTH TO DATE 0.37 1.42 -1.05 2.01  
SINCE DEC 1 5.05 6.44 -1.39 7.79  
SINCE JAN 1 0.37 1.42 -1.05 2.01  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 13 13 0 15  
MONTH TO DATE 121 130 -9 152  
SINCE DEC 1 562 553 9 671  
SINCE JAN 1 121 130 -9 152    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 72  
AVERAGE 83  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 92 1982  
MINIMUM TEMPERATURE (F) 72 62 1965  
 
SUNRISE AND SUNSET  
JANUARY 10 2021.......SUNRISE 6:59 AM AST SUNSET 6:05 PM AST  
JANUARY 11 2021.......SUNRISE 6:59 AM AST SUNSET 6:06 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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