768  
CDCA42 TJSJ 150851  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
451 AM AST MON SEP 15 2025  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 14 2025...  
 
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)  
YESTERDAY  
MAXIMUM 91 1:42 PM 95 1983 89 2 90  
MINIMUM 79 3:00 AM 65 1975 77 2 83  
AVERAGE 85 83 2 87  
 
PRECIPITATION (IN)  
YESTERDAY MM 3.47 2017 0.16 MM 0.00  
MONTH TO DATE 0.00 2.27 -2.27 2.37  
SINCE SEP 1 0.00 2.27 -2.27 2.37  
SINCE JAN 1 3.30 20.81 -17.51 12.21  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 20 18 2 22  
MONTH TO DATE 264 252 12 280  
SINCE SEP 1 264 252 12 280  
SINCE JAN 1 4149 4038 111 4056    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 61  
AVERAGE 75  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 1972  
MINIMUM TEMPERATURE (F) 77 65 1975  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2025.....SUNRISE 6:07 AM AST SUNSET 6:21 PM AST  
SEPTEMBER 16 2025.....SUNRISE 6:07 AM AST SUNSET 6:20 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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