051  
CDCA42 TJSJ 300910  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
510 AM AST MON DEC 30 2024  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 29 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 2:12 PM 88 1980 84 M2 83  
MINIMUM 74 11:59 PM 62 1917 73 1 72  
AVERAGE 78 78 0 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.44 1931 0.14 M0.14 0.01  
MONTH TO DATE 4.65 4.59 0.06 7.65  
SINCE DEC 1 4.65 4.59 0.06 7.65  
SINCE JAN 1 78.88 59.61 19.27 56.11  
 
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 13 13 0 13  
MONTH TO DATE 486 398 88 437  
SINCE DEC 1 486 398 88 437  
SINCE JAN 1 6753 5771 982 6336    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67  
LOWEST 49  
AVERAGE 58  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 89 1997  
MINIMUM TEMPERATURE (F) 73 63 1917  
 
SUNRISE AND SUNSET  
DECEMBER 30 2024......SUNRISE 6:56 AM AST SUNSET 5:58 PM AST  
DECEMBER 31 2024......SUNRISE 6:56 AM AST SUNSET 5:59 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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