161  
CDCA42 TJSJ 150426  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1226 AM AST FRI DEC 15 2023  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 14 2023
 
 
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)  
YESTERDAY  
MAXIMUM 84 2:40 PM 90 2014 84 0 84  
MINIMUM 75 4:32 AM 64 1949 73 2 72  
AVERAGE 80 79 1 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 8.84 1910 0.16 -0.14 T  
MONTH TO DATE 3.32 2.46 0.86 0.81  
SINCE DEC 1 3.32 2.46 0.86 0.81  
SINCE JAN 1 51.83 57.48 -5.65 68.85  
 
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 14 1 13  
MONTH TO DATE 233 196 37 202  
SINCE DEC 1 233 196 37 202  
SINCE JAN 1 6132 5569 563 5666    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 12.2  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84  
LOWEST 59  
AVERAGE 72  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 90 1997  
MINIMUM TEMPERATURE (F) 73 67 1906  
 
SUNRISE AND SUNSET  
DECEMBER 15 2023......SUNRISE 6:48 AM AST SUNSET 5:50 PM AST  
DECEMBER 16 2023......SUNRISE 6:49 AM AST SUNSET 5:50 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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