844  
CDCA42 TJSJ 180456  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN, PR  
1255 AM AST WED SEP 18 2019  
 
   
...............................
 
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 17 2019...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1951 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 154 PM 93 1998 89 1 88  
MINIMUM 75 1227 AM 65 1975 77 -2 77  
AVERAGE 83 83 0 83  
 
PRECIPITATION (IN)  
YESTERDAY T 1.37 2000 0.15 -0.15 T  
MONTH TO DATE 0.43 2.73 -2.30 2.61  
SINCE SEP 1 0.43 2.73 -2.30 2.61  
SINCE JAN 1 16.91 22.86 -5.95 13.93  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
 
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 18 18 0 18  
MONTH TO DATE 254 312 -58 273  
SINCE SEP 1 254 312 -58 273  
SINCE JAN 1 4213 4165 48 4109    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 13.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 64  
AVERAGE 78  
   
......................................................
 
 
 
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 2019.....SUNRISE 608 AM AST SUNSET 619 PM AST  
SEPTEMBER 19 2019.....SUNRISE 608 AM AST SUNSET 618 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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