782  
CDCA42 TJSJ 162059  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
459 PM AST TUE SEP 16 2025  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 16 2025...  
VALID TODAY AS OF 0400 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 91 1:59 PM 96 2023 89 2 92  
MINIMUM 81 6:43 AM 69 1980 77 4 80  
AVERAGE 86 83 3 86  
 
PRECIPITATION (IN)  
TODAY MM 4.25 1975 0.16 MM 0.00  
MONTH TO DATE 0.00 2.59 -2.59 2.37  
SINCE SEP 1 0.00 2.59 -2.59 2.37  
SINCE JAN 1 3.30 21.13 -17.83 12.21  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 21 18 3 21  
MONTH TO DATE 306 288 18 322  
SINCE SEP 1 306 288 18 322  
SINCE JAN 1 4191 4074 117 4098    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 60  
AVERAGE 76  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 2023  
MINIMUM TEMPERATURE (F) 77 65 1975  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2025.....SUNRISE 6:07 AM AST SUNSET 6:20 PM AST  
SEPTEMBER 17 2025.....SUNRISE 6:07 AM AST SUNSET 6:19 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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