624  
CDCA42 TJSJ 172126  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
526 PM AST SUN DEC 17 2023  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 82 1:37 PM 90 1987 84 -2 82  
MINIMUM 76 7:41 AM 65 1916 73 3 74  
AVERAGE 79 79 0 78  
 
PRECIPITATION (IN)  
TODAY 0.52 1.26 1948 0.15 0.37 0.91  
MONTH TO DATE 5.52 2.92 2.60 2.14  
SINCE DEC 1 5.52 2.92 2.60 2.14  
SINCE JAN 1 54.03 57.94 -3.91 70.18  
 
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 14 14 0 13  
MONTH TO DATE 274 238 36 244  
SINCE DEC 1 274 238 36 244  
SINCE JAN 1 6173 5611 562 5708    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 12.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 82  
AVERAGE 88  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 89 1980  
MINIMUM TEMPERATURE (F) 73 65 1958  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 6:49 AM AST SUNSET 5:51 PM AST  
DECEMBER 18 2023......SUNRISE 6:50 AM AST SUNSET 5:51 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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