229  
CDCA42 TJSJ 190840  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
440 AM AST TUE AUG 19 2025  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR AUGUST 18 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 90 1:35 PM 95 2020 90 0 90  
MINIMUM 83 11:59 PM 72 1975 78 5 82  
AVERAGE 87 84 3 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 2.35 2013 0.10 -0.07 MM  
MONTH TO DATE 0.03 1.77 -1.74 T  
SINCE JUN 1 3.26 6.33 -3.07 1.87  
SINCE JAN 1 3.33 17.08 -13.75 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 22 18 4 21  
MONTH TO DATE 321 324 -3 365  
SINCE JUN 1 1406 1424 -18 1621  
SINCE JAN 1 3630 3538 92 3508    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 70  
AVERAGE 79  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 95 1972  
MINIMUM TEMPERATURE (F) 78 70 1979  
 
SUNRISE AND SUNSET  
AUGUST 19 2025........SUNRISE 6:03 AM AST SUNSET 6:42 PM AST  
AUGUST 20 2025........SUNRISE 6:03 AM AST SUNSET 6:42 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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