522  
CDCA42 TJSJ 140451  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1251 AM AST THU DEC 14 2023  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 13 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 86 11:06 AM 89 2014 84 2 82  
MINIMUM 77 11:59 PM 66 1985 74 3 71  
AVERAGE 82 79 3 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 2.17 1910 0.16 -0.12 0.02  
MONTH TO DATE 3.30 2.30 1.00 0.81  
SINCE DEC 1 3.30 2.30 1.00 0.81  
SINCE JAN 1 51.81 57.32 -5.51 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 17 14 3 12  
MONTH TO DATE 218 182 36 189  
SINCE DEC 1 218 182 36 189  
SINCE JAN 1 6117 5555 562 5653    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 18.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 59  
AVERAGE 68  
   
......................................................  
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 90 2014  
MINIMUM TEMPERATURE (F) 73 64 1949  
 
SUNRISE AND SUNSET  
DECEMBER 14 2023......SUNRISE 6:47 AM AST SUNSET 5:50 PM AST  
DECEMBER 15 2023......SUNRISE 6:48 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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