500  
CDUS41 KPHI 202138  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
536 PM EDT MON AUG 20 2018  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR AUGUST 20 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1922 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 79 351 PM 96 1983 82 -3 83  
MINIMUM 67 433 AM 46 1944 61 6 61  
AVERAGE 73 71 2 72  
 
PRECIPITATION (IN)  
TODAY 0.03 1.80 1997 0.11 -0.08 0.00  
MONTH TO DATE 9.50 2.53 6.97 7.94  
SINCE JUN 1 17.90 11.79 6.11 21.45  
SINCE JAN 1 38.38 28.61 9.77 38.63  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2002 0.0 0.0 0.0  
2001  
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  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 7 36 -29 27  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
TODAY 8 7 1 7  
MONTH TO DATE 259 152 107 163  
SINCE JUN 1 829 572 257 707  
SINCE JAN 1 923 617 306 767    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 300 AM  
LOWEST 54 400 PM  
AVERAGE 74  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 95 1937  
MINIMUM TEMPERATURE (F) 60 45 2000  
 
 
SUNRISE AND SUNSET  
AUGUST 20 2018........SUNRISE 617 AM EDT SUNSET 752 PM EDT  
AUGUST 21 2018........SUNRISE 618 AM EDT SUNSET 751 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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