855  
CDCA42 TJSJ 200444  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1244 AM AST WED DEC 20 2023  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR DECEMBER 19 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 87 1:26 PM 89 2019 85 2 86  
MINIMUM 74 11:56 PM 65 2008 72 2 74  
AVERAGE 81 79 2 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.30 1995 0.10 -0.10 0.03  
MONTH TO DATE 0.92 2.24 -1.32 0.36  
SINCE DEC 1 0.92 2.24 -1.32 0.36  
SINCE JAN 1 29.99 36.00 -6.01 37.07  
 
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 16 14 2 15  
MONTH TO DATE 335 267 68 254  
SINCE DEC 1 335 267 68 254  
SINCE JAN 1 6350 5588 762 5972    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 48  
AVERAGE 67  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 89 2019  
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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