419  
CDCA42 TJSJ 180426  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1226 AM AST WED SEP 18 2024  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 17 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 1:42 PM 96 2023 89 3 96  
MINIMUM 79 11:36 PM 65 1975 77 2 80  
AVERAGE 86 83 3 88  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.37 2000 0.16 -0.16 T  
MONTH TO DATE 2.37 2.75 -0.38 0.20  
SINCE SEP 1 2.37 2.75 -0.38 0.20  
SINCE JAN 1 12.21 21.29 -9.08 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 23  
MONTH TO DATE 343 306 37 385  
SINCE SEP 1 343 306 37 385  
SINCE JAN 1 4119 4092 27 4487    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 61  
AVERAGE 76  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 1972  
MINIMUM TEMPERATURE (F) 77 69 1979  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2024.....SUNRISE 6:08 AM AST SUNSET 6:18 PM AST  
SEPTEMBER 19 2024.....SUNRISE 6:08 AM AST SUNSET 6:17 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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