004  
CDCA42 TJSJ 050816  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
416 AM AST FRI SEP 05 2025  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 4 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 90 2:33 PM 94 2023 89 1 90  
MINIMUM 76 6:03 AM 68 1979 77 -1 79  
AVERAGE 83 83 0 85  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.41 2009 0.17 MM 0.10  
MONTH TO DATE T 0.66 -0.66 0.63  
SINCE SEP 1 T 0.66 -0.66 0.63  
SINCE JAN 1 3.30 19.20 -15.90 10.47  
 
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 18 18 0 20  
MONTH TO DATE 76 72 4 83  
SINCE SEP 1 76 72 4 83  
SINCE JAN 1 3961 3858 103 3859    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 59  
AVERAGE 75  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 2022  
MINIMUM TEMPERATURE (F) 77 63 1979  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2025.....SUNRISE 6:06 AM AST SUNSET 6:29 PM AST  
SEPTEMBER 6 2025.....SUNRISE 6:06 AM AST SUNSET 6:29 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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