305  
CDCA42 TJSJ 202144  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
544 PM AST FRI DEC 20 2024  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 20 2024  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 87 12:29 PM 90 1995 84 3 84  
MINIMUM 76 6:05 AM 66 1959 73 3 73  
AVERAGE 82 78 4 79  
 
PRECIPITATION (IN)  
TODAY 0.00 1.89 1987 0.14 M0.14 0.00  
MONTH TO DATE 3.38 3.35 0.03 5.56  
SINCE DEC 1 3.38 3.35 0.03 5.56  
SINCE JAN 1 77.61 58.37 19.24 54.02  
 
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 17 14 3 14  
MONTH TO DATE 337 280 57 316  
SINCE DEC 1 337 280 57 316  
SINCE JAN 1 6604 5653 951 6215    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 61  
AVERAGE 76  
   
......................................................  
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 90 1965  
MINIMUM TEMPERATURE (F) 73 64 1958  
 
SUNRISE AND SUNSET  
DECEMBER 20 2024......SUNRISE 6:51 AM AST SUNSET 5:53 PM AST  
DECEMBER 21 2024......SUNRISE 6:52 AM AST SUNSET 5:53 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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