367  
CDCA42 TJSJ 212121  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
521 PM AST MON JUL 21 2025  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR JULY 21 2025...  
VALID TODAY AS OF 0500 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 89 11:37 AM 92 2014 89 0 92  
2024  
MINIMUM 77 6:04 AM 69 1982 77 0 80  
AVERAGE 83 83 0 86  
 
PRECIPITATION (IN)  
TODAY 0.00 2.80 1997 0.09 -0.09 MM  
MONTH TO DATE 1.82 1.71 0.11 T  
SINCE JUN 1 3.23 3.63 -0.40 1.87  
SINCE JAN 1 3.30 14.38 -11.08 9.77  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 18 18 0 21  
MONTH TO DATE 372 378 -6 442  
SINCE JUN 1 899 912 -13 1051  
SINCE JAN 1 3123 3026 97 2938    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 61  
AVERAGE 72  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 1972  
MINIMUM TEMPERATURE (F) 77 68 1982  
 
SUNRISE AND SUNSET  
JULY 21 2025..........SUNRISE 5:55 AM AST SUNSET 6:56 PM AST  
JULY 22 2025..........SUNRISE 5:55 AM AST SUNSET 6:56 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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