286  
CDCA42 TJSJ 172136  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
536 PM AST FRI MAY 17 2024  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR MAY 17 2024...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1951 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM MM MM 91 1998 87 MM 89  
2020  
MINIMUM MM MM 70 1983 75 MM 77  
AVERAGE MM 81 MM 83  
 
PRECIPITATION (IN)  
TODAY MM 2.95 1963 0.12 MM 0.00  
MONTH TO DATE 0.00 2.21 -2.21 T  
SINCE MAR 1 2.01 6.05 -4.04 2.11  
SINCE JAN 1 7.42 9.34 -1.92 4.78  
 
DEGREE DAYS  
HEATING  
TODAY MM 0 MM 0  
MONTH TO DATE MM 0 MM 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY MM 16 MM 18  
MONTH TO DATE MM 272 MM 297  
SINCE MAR 1 748 1124 -376 1144  
SINCE JAN 1 1708 1882 -174 1945    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 91 1961  
MINIMUM TEMPERATURE (F) 76 68 1979  
 
SUNRISE AND SUNSET  
MAY 17 2024...........SUNRISE 5:46 AM AST SUNSET 6:45 PM AST  
MAY 18 2024...........SUNRISE 5:46 AM AST SUNSET 6:46 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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