938  
CDCA42 TJSJ 310436  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1236 AM AST SUN DEC 31 2023  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR DECEMBER 30 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 MM 88 1998 85 1 86  
2021  
MINIMUM 74 10:00 PM 63 1980 72 2 74  
AVERAGE 80 78 2 80  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.10 1992 0.08 MM 0.02  
MONTH TO DATE 1.30 3.18 -1.88 0.60  
SINCE DEC 1 1.30 3.18 -1.88 0.60  
SINCE JAN 1 30.37 36.94 -6.57 37.31  
 
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 15 13 2 15  
MONTH TO DATE 493 414 79 424  
SINCE DEC 1 493 414 79 424  
SINCE JAN 1 6508 5735 773 6142    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 53  
AVERAGE 69  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 88 2016  
MINIMUM TEMPERATURE (F) 72 64 2008  
 
SUNRISE AND SUNSET  
DECEMBER 31 2023......SUNRISE 6:49 AM AST SUNSET 5:55 PM AST  
JANUARY 1 2024.......SUNRISE 6:50 AM AST SUNSET 5:55 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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