501  
CDCA42 TJSJ 140436  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN, PR  
1235 AM AST TUE AUG 14 2018  
 
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 13 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1898 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 1126 AM 93 1981 89 0 90  
MINIMUM 79 632 AM 71 1960 78 1 80  
AVERAGE 84 84 0 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.79 1960 0.17 -0.16 0.00  
MONTH TO DATE 1.73 2.01 -0.28 0.92  
SINCE JUN 1 9.22 11.49 -2.27 11.51  
SINCE JAN 1 30.17 30.17 0.00 31.92  
 
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 19 19 0 20  
MONTH TO DATE 240 247 -7 262  
SINCE JUN 1 1346 1366 -20 1417  
SINCE JAN 1 3501 3531 -30 3680    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 12.6  
 
 
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 63  
AVERAGE 77  
   
......................................................
 
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1995  
MINIMUM TEMPERATURE (F) 78 71 1960  
 
 
SUNRISE AND SUNSET  
AUGUST 14 2018........SUNRISE 606 AM AST SUNSET 651 PM AST  
AUGUST 15 2018........SUNRISE 606 AM AST SUNSET 651 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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