547  
CDCA42 TJSJ 202128  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
528 PM AST WED DEC 20 2023  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR DECEMBER 20 2023...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1951 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 87 2:35 PM 89 2019 85 2 86  
MINIMUM 73 6:46 AM 64 1983 72 1 73  
AVERAGE 80 79 1 80  
 
PRECIPITATION (IN)  
TODAY MM 1.89 1953 0.09 MM 0.01  
MONTH TO DATE 0.92 2.33 -1.41 0.37  
SINCE DEC 1 0.92 2.33 -1.41 0.37  
SINCE JAN 1 29.99 36.09 -6.10 37.08  
 
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 15 14 1 15  
MONTH TO DATE 350 281 69 269  
SINCE DEC 1 350 281 69 269  
SINCE JAN 1 6365 5602 763 5987    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87  
LOWEST 53  
AVERAGE 70  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 88 1998  
MINIMUM TEMPERATURE (F) 72 64 1983  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 6:45 AM AST SUNSET 5:49 PM AST  
DECEMBER 21 2023......SUNRISE 6:45 AM AST SUNSET 5:49 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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