445  
CDCA42 TJSJ 182008  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
408 PM AST SAT OCT 18 2025  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR OCTOBER 18 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 88 1:49 PM 93 1980 88 0 91  
MINIMUM 77 12:45 AM 69 1980 76 1 79  
AVERAGE 83 82 1 85  
 
PRECIPITATION (IN)  
TODAY MM 1.34 1997 0.15 MM MM  
MONTH TO DATE T 2.69 -2.69 0.05  
SINCE SEP 1 0.00 7.58 -7.58 3.76  
SINCE JAN 1 3.30 26.12 -22.82 13.60  
 
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 17 1 20  
MONTH TO DATE 316 306 10 349  
SINCE SEP 1 862 840 22 953  
SINCE JAN 1 4747 4626 121 4729    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 63  
AVERAGE 79  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 93 2023  
2024  
MINIMUM TEMPERATURE (F) 76 70 1982  
 
SUNRISE AND SUNSET  
OCTOBER 18 2025.......SUNRISE 6:13 AM AST SUNSET 5:55 PM AST  
OCTOBER 19 2025.......SUNRISE 6:14 AM AST SUNSET 5:54 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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