010  
CDCA42 TJSJ 211955  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
355 PM AST SUN SEP 21 2025  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 21 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 1:59 PM 95 2023 89 -1 91  
MINIMUM 77 6:37 AM 70 1951 76 1 77  
AVERAGE 83 83 0 84  
 
PRECIPITATION (IN)  
TODAY MM 1.64 2003 0.16 MM 0.00  
MONTH TO DATE 0.00 3.40 -3.40 2.47  
SINCE SEP 1 0.00 3.40 -3.40 2.47  
SINCE JAN 1 3.30 21.94 -18.64 12.31  
 
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 18 18 0 19  
MONTH TO DATE 388 378 10 422  
SINCE SEP 1 388 378 10 422  
SINCE JAN 1 4273 4164 109 4198    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 68  
AVERAGE 81  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 2023  
MINIMUM TEMPERATURE (F) 76 70 1951  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2025.....SUNRISE 6:08 AM AST SUNSET 6:16 PM AST  
SEPTEMBER 22 2025.....SUNRISE 6:08 AM AST SUNSET 6:15 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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