679  
CDCA42 TJSJ 270503  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
103 AM AST WED DEC 27 2023  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 26 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 12:25 PM 92 1995 85 -2 85  
MINIMUM 74 4:46 AM 65 1991 74 0 74  
AVERAGE 79 80 -1 80  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.65 2019 0.08 MM 0.27  
MONTH TO DATE 3.89 2.53 1.36 0.67  
SINCE DEC 1 3.89 2.53 1.36 0.67  
SINCE JAN 1 28.79 41.05 -12.26 41.06  
 
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 14 14 0 15  
MONTH TO DATE 407 397 10 390  
SINCE DEC 1 407 397 10 390  
SINCE JAN 1 6324 6095 229 5952    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 67  
AVERAGE 84  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 91 1994  
MINIMUM TEMPERATURE (F) 74 63 1972  
 
SUNRISE AND SUNSET  
DECEMBER 27 2023......SUNRISE 6:50 AM AST SUNSET 5:52 PM AST  
DECEMBER 28 2023......SUNRISE 6:50 AM AST SUNSET 5:53 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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