759  
CDCA42 TJSJ 200905  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
505 AM AST SUN JUL 20 2025  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR JULY 19 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 88 2:45 PM 93 1972 89 -1 90  
MINIMUM 76 3:32 AM 67 1979 77 -1 79  
AVERAGE 82 83 -1 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.95 1979 0.09 -0.09 MM  
MONTH TO DATE 1.82 1.54 0.28 T  
SINCE JUN 1 3.23 3.46 -0.23 1.87  
SINCE JAN 1 3.30 14.21 -10.91 9.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 17 18 -1 20  
MONTH TO DATE 336 342 -6 399  
SINCE JUN 1 863 876 -13 1008  
SINCE JAN 1 3087 2990 97 2895    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 65  
AVERAGE 78  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1972  
MINIMUM TEMPERATURE (F) 77 70 1982  
 
SUNRISE AND SUNSET  
JULY 20 2025..........SUNRISE 5:54 AM AST SUNSET 6:57 PM AST  
JULY 21 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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