610  
CDCA42 TJSJ 181959  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
359 PM AST FRI JUL 18 2025  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR JULY 18 2025...  
VALID TODAY AS OF 0300 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 86 11:32 AM 93 1989 89 -3 93  
2024  
MINIMUM 78 4:25 AM 70 1960 77 1 81  
AVERAGE 82 83 -1 87  
 
PRECIPITATION (IN)  
TODAY 0.30 3.79 1960 0.09 0.21 MM  
MONTH TO DATE 1.27 1.45 -0.18 T  
SINCE JUN 1 2.68 3.37 -0.69 1.87  
SINCE JAN 1 2.75 14.12 -11.37 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 17 18 -1 22  
MONTH TO DATE 320 324 -4 379  
SINCE JUN 1 847 858 -11 988  
SINCE JAN 1 3071 2972 99 2875    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87  
LOWEST 68  
AVERAGE 78  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 1972  
MINIMUM TEMPERATURE (F) 77 67 1979  
 
SUNRISE AND SUNSET  
JULY 18 2025..........SUNRISE 5:54 AM AST SUNSET 6:57 PM AST  
JULY 19 2025..........SUNRISE 5:54 AM AST SUNSET 6:57 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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