500  
CDCA42 TJSJ 140436  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN, PR  
1235 AM AST TUE AUG 14 2018  
 
   
...............................
 
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR AUGUST 13 2018...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1951 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 1216 PM 92 2012 89 2 91  
MINIMUM 78 620 AM 72 1960 79 -1 78  
AVERAGE 85 84 1 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.04 1981 0.10 -0.04 T  
MONTH TO DATE 0.37 1.22 -0.85 2.39  
SINCE JUN 1 3.98 6.57 -2.59 5.98  
SINCE JAN 1 9.37 18.20 -8.83 23.86  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 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 JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 20 19 1 20  
MONTH TO DATE 254 247 7 257  
SINCE JUN 1 1409 1364 45 1296  
SINCE JAN 1 3500 3517 -17 3438    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 11.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 59  
AVERAGE 77  
   
......................................................
 
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 1993  
MINIMUM TEMPERATURE (F) 79 72 1980  
 
 
SUNRISE AND SUNSET  
AUGUST 14 2018........SUNRISE 602 AM AST SUNSET 646 PM AST  
AUGUST 15 2018........SUNRISE 602 AM AST SUNSET 645 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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