853  
CDCA42 TJSJ 100902  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
502 AM AST FRI JAN 10 2025  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JANUARY 9 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 12:26 PM 90 1958 83 2 86  
MINIMUM 74 6:06 AM 62 1960 72 2 76  
AVERAGE 80 78 2 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 1.94 1930 0.14 M0.11 0.06  
MONTH TO DATE 1.28 1.26 0.02 0.28  
SINCE DEC 1 6.13 6.11 0.02 7.99  
SINCE JAN 1 1.28 1.26 0.02 0.28  
 
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 15 13 2 16  
MONTH TO DATE 125 117 8 137  
SINCE DEC 1 636 543 93 601  
SINCE JAN 1 125 117 8 137    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 67  
AVERAGE 79  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 88 2003  
MINIMUM TEMPERATURE (F) 72 63 1917  
 
SUNRISE AND SUNSET  
JANUARY 10 2025.......SUNRISE 6:59 AM AST SUNSET 6:05 PM AST  
JANUARY 11 2025.......SUNRISE 6:59 AM AST SUNSET 6:06 PM AST  
 
M INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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