258  
CDCA42 TJSJ 290437  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1237 AM AST FRI DEC 29 2023  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR DECEMBER 28 2023...  
 
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)  
YESTERDAY  
MAXIMUM 86 2:27 PM 88 1998 85 1 86  
2019  
MINIMUM 71 11:59 PM 62 1980 72 -1 76  
AVERAGE 79 78 1 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.84 1982 0.08 -0.08 T  
MONTH TO DATE 1.30 3.02 -1.72 0.58  
SINCE DEC 1 1.30 3.02 -1.72 0.58  
SINCE JAN 1 30.37 36.78 -6.41 37.29  
 
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 13 1 16  
MONTH TO DATE 465 388 77 392  
SINCE DEC 1 465 388 77 392  
SINCE JAN 1 6480 5709 771 6110    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 55  
AVERAGE 73  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 90 1972  
MINIMUM TEMPERATURE (F) 72 61 1982  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 6:49 AM AST SUNSET 5:54 PM AST  
DECEMBER 30 2023......SUNRISE 6:49 AM AST SUNSET 5:54 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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