300  
CDCA42 TJSJ 132121  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
521 PM AST WED SEP 13 2023  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 13 2023...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1951 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 95R MM 93 1993 89 6 91  
2021  
MINIMUM 82 MM 70 1960 77 5 78  
AVERAGE 89 83 6 85  
 
PRECIPITATION (IN)  
TODAY 0.01 1.48 1958 0.16 -0.15 T  
MONTH TO DATE 0.18 2.11 -1.93 1.79  
SINCE SEP 1 0.18 2.11 -1.93 1.79  
SINCE JAN 1 12.43 20.65 -8.22 18.00  
 
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 24 18 6 20  
MONTH TO DATE 295 234 61 269  
SINCE SEP 1 295 234 61 269  
SINCE JAN 1 4397 4020 377 4321    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 56  
AVERAGE 72  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 1983  
MINIMUM TEMPERATURE (F) 77 65 1975  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 6:07 AM AST SUNSET 6:23 PM AST  
SEPTEMBER 14 2023.....SUNRISE 6:07 AM AST SUNSET 6:22 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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