368  
CDCA42 TJSJ 041953  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
353 PM AST THU DEC 04 2025  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR DECEMBER 4 2025...  
VALID TODAY AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1951 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 88 12:45 PM 90 2021 86 2 89  
2023  
MINIMUM 76 6:06 AM 65 2010 73 3 76  
AVERAGE 82 79 3 83  
 
PRECIPITATION (IN)  
TODAY MM 2.05 2014 0.12 MM MM  
MONTH TO DATE 0.00 0.51 -0.51 T  
SINCE DEC 1 0.00 0.51 -0.51 T  
SINCE JAN 1 3.30 34.27 -30.97 13.63  
 
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 17 14 3 18  
MONTH TO DATE 62 57 5 73  
SINCE DEC 1 62 57 5 73  
SINCE JAN 1 5431 5378 53 5583    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 63  
AVERAGE 77  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 2021  
MINIMUM TEMPERATURE (F) 73 65 2010  
 
SUNRISE AND SUNSET  
DECEMBER 4 2025......SUNRISE 6:36 AM AST SUNSET 5:43 PM AST  
DECEMBER 5 2025......SUNRISE 6:36 AM AST SUNSET 5:44 PM AST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab PR Page Main Text Page