642  
CDCA42 TJSJ 010900  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
500 AM AST THU MAY 01 2025  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR APRIL 30 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 86 1:32 PM 93 1973 87 -1 MM  
MINIMUM 76 6:20 AM 66 1982 75 1 MM  
AVERAGE 81 81 0 MM  
 
PRECIPITATION (IN)  
YESTERDAY MM 2.33 2016 0.10 MM 0.00  
MONTH TO DATE T 2.22 -2.22 1.33  
SINCE MAR 1 T 3.84 -3.84 2.01  
SINCE JAN 1 T 7.13 -7.13 7.42  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 16 0 MM  
MONTH TO DATE 466 441 25 232  
SINCE MAR 1 904 852 52 748  
SINCE JAN 1 1695 1610 85 1708    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 72  
AVERAGE 85  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 90 1973  
MINIMUM TEMPERATURE (F) 75 65 1975  
 
SUNRISE AND SUNSET  
MAY 1 2025...........SUNRISE 5:53 AM AST SUNSET 6:40 PM AST  
MAY 2 2025...........SUNRISE 5:52 AM AST SUNSET 6:40 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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