246  
CDCA42 TJSJ 200859  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
459 AM AST TUE MAY 20 2025  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR MAY 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 2:12 PM 90 1999 87 1 MM  
MINIMUM 77 2:44 AM 66 1979 76 1 MM  
AVERAGE 83 81 2 MM  
 
PRECIPITATION (IN)  
YESTERDAY MM 2.62 1979 0.12 MM MM  
MONTH TO DATE 0.00 2.45 -2.45 T  
SINCE MAR 1 0.00 6.29 -6.29 2.01  
SINCE JAN 1 0.00 9.58 -9.58 7.42  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 MM  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 16 2 MM  
MONTH TO DATE 316 304 12 MM  
SINCE MAR 1 1220 1156 64 748  
SINCE JAN 1 2011 1914 97 1708    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 70  
AVERAGE 82  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 91 1994  
2020  
MINIMUM TEMPERATURE (F) 76 69 1979  
 
SUNRISE AND SUNSET  
MAY 20 2025...........SUNRISE 5:45 AM AST SUNSET 6:46 PM AST  
MAY 21 2025...........SUNRISE 5:45 AM AST SUNSET 6:47 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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