387  
CDCA42 TJSJ 080849  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
450 AM AST MON SEP 08 2025  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 7 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 89 2:26 PM 95 2023 89 0 91  
MINIMUM 75 3:07 AM 67 1982 77 -2 81  
AVERAGE 82 83 -1 86  
 
PRECIPITATION (IN)  
YESTERDAY MM 0.62 1977 0.17 MM T  
MONTH TO DATE 2.14 1.15 0.99 0.67  
SINCE SEP 1 2.14 1.15 0.99 0.67  
SINCE JAN 1 5.44 19.69 -14.25 10.51  
 
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 17 18 -1 21  
MONTH TO DATE 131 126 5 144  
SINCE SEP 1 131 126 5 144  
SINCE JAN 1 4016 3912 104 3920    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 65  
AVERAGE 81  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 2023  
MINIMUM TEMPERATURE (F) 77 65 1982  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 6:06 AM AST SUNSET 6:27 PM AST  
SEPTEMBER 9 2025.....SUNRISE 6:06 AM AST SUNSET 6:26 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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