975  
CDCA42 TJSJ 170425  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1225 AM AST TUE SEP 17 2024  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 16 2024...  
 
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)  
YESTERDAY  
MAXIMUM 92 2:30 PM 96 2023 89 3 96  
MINIMUM 80 6:36 AM 69 1980 77 3 78  
AVERAGE 86 83 3 87  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.25 1975 0.16 -0.16 0.02  
MONTH TO DATE 2.37 2.59 -0.22 0.20  
SINCE SEP 1 2.37 2.59 -0.22 0.20  
SINCE JAN 1 12.21 21.13 -8.92 12.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 21 18 3 22  
MONTH TO DATE 322 288 34 362  
SINCE SEP 1 322 288 34 362  
SINCE JAN 1 4098 4074 24 4464    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 62  
AVERAGE 75  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 2023  
MINIMUM TEMPERATURE (F) 77 65 1975  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2024.....SUNRISE 6:07 AM AST SUNSET 6:19 PM AST  
SEPTEMBER 18 2024.....SUNRISE 6:08 AM AST SUNSET 6:18 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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